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<title>DS9 Version 7 Release Notes</title>
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vlink="#551a8b">
<h3> <img alt="" src="../sun.gif" align="middle" height="98"
width="100"> SAOImage DS9 Version 7 Release Notes</h3>
<ol>
<ol>
<li><tt>10.18.2010 SCALE: fixed a problem preserve Scale at
load.</tt></li>
<li><tt>10.18.2010 REGION: add group new, group update, and
select invert commands.</tt></li>
<li><tt>10.20.2010 TCL/TK: update to version 8.5.9.</tt></li>
<li><tt>12.01.2010 FOV: Add HEASARC/Suzaku templates for HXD,
XIS, and XRS</tt></li>
<li><tt>12.03.2010 CATALOG: fixed a problem when dec is
specified as -00:xx:xx for CXC, SIMBAD, SKYBOT, and SKYVIEW</tt></li>
<li><tt>12.07.2010 BINNING: update WCS keywords for FITS
bintables</tt></li>
<li><tt>12.10.2010 GUI: fixed a problem with displaying greek
letters under linux.</tt></li>
<li><tt>12.24.2010 MOSAIC: fixed a problem introduced with
verison 6.1 with wcs mosaics when first segment is flipped.</tt></li>
<li><tt>12.24.2010 MOSAIC: removed the FLT_EPSILON fudge factors
in calculating mosaic segment matrices.</tt></li>
<li><tt>01.04.2011 SOLARIS: fixed a major bug with color
allocation.</tt></li>
<li><tt>02.03.2011 POSTSCRIPT: all ports now generate identical
postscript output (with a minor exception with ast grid
numerics).</tt></li>
<li><tt>02.03.2011 TEXT: selecting a TEXT region now handles
rotated text correctly.</tt></li>
<li><tt>02.18.2011 GROUPS: fixed a problem with selecting
multiple regions.</tt></li>
<li><tt>02.21.2011 PIXELTABLE: fixed two problems with xpa and
copy commands.</tt></li>
<li><tt>02.28.2011 GUI: add theme options.</tt></li>
<li><tt>03.01.2011 TKTABLE: updated to version 2.10.</tt></li>
<li><tt>03.03.2011 POSTSCRIPT: add new scale factor.</tt></li>
<li><tt>03.02.2011 GUI: all dialogs now use the new ttk widgets
(with a few exceptions).</tt></li>
<li><tt>03.04.2011 PREFS: add -bg and -nan xpa/command line
options.</tt></li>
<li><tt>03.14.2011 MOSAIC: added patch from Frank Valdes for
default DETSIZE values.</tt></li>
<li><tt>03.14.2011 CMAP: add load/save xpa/command line options.</tt></li>
<li><tt>03.14.2011 BACKUP: fixed a problem with saved cmaps.
Pathname is now relative.</tt></li>
<li><tt>03.17.2011 TKIMG: updated to version 1.4.</tt></li>
<li><tt>03.17.2011 ZLIB: updated to version 1.2.5</tt></li>
<li><tt>03.18.2011 WCSSUBS: updated to version 3.8.2</tt></li>
<li><tt>04.05.2011 AST: updated to version 5.6-0</tt></li>
<li><tt>04.05.2011 WCS: fixed/improved support for TNX, ZPN,
ZPX, CAR.</tt></li>
<li><tt>04.25.2011 WCS: use AST for most WCS functions.</tt></li>
<li><tt>04.25.2011 SCALE: fix Scale Dialog formating issues.</tt></li>
<li><tt>04.26.2011 HELP: All user manual images are now local.</tt></li>
<li><tt>04.26.2011 CONTOUR: fixed problem with generating
contours with BITPIX=-64.</tt></li>
<li><tt>04.26.2011 SMOOTH: now generates BITPIX=-64 image.</tt></li>
<li><tt>04.27.2011 SCALE: fixed a problem with setting scale
user limits and then loading an image.</tt></li>
<li><tt>04.28.2011 EXTERNAL FILE: fixed a problem with macro
substitution $filename.</tt></li>
<li><tt>04.28.2011 FUNTOOLS: updated to version 1.4.5.</tt></li>
<li><tt>04.28.2011 XPA: reinstalled version 2.1.13.</tt></li>
<li><tt>05.02.2011 WCS: use AST for all FITS WCS projections and
DSS. Use WCSSUBS for TNX, ZPX, SIP, SCAMP, WCSDEP.</tt></li>
<li><tt>05.06.2011 WCS: Added additional reverse transformation
(thanks Ed Los) for calculation of Panner WCS compass.</tt></li>
<li><tt>05.09.2011 GRID: add support for non-standard WCSDEP
keyword.</tt></li>
<li><tt>05.12.2011 IMGSVR: for all image servers
(2mass,dss,first,nvss,skyview) if invoked with no argument,
yet dialog has a name or coords, automatically retreive the
image.</tt></li>
<li><tt>05.12.2011 FITS: External File support- fixed a problem
where the channel was not closed after the open pipe cmd was
invoked and ds9 would run out of resources.</tt></li>
<li><tt>05.13.2011 GUI: enhanced/implemented Match/Lock
Crosshairs.</tt></li>
<li><tt>05.13.2011 GUI: enhanced/implemented Match/Lock Frames.</tt></li>
<li><tt>05.13.2011 GUI: Moved Match Scale/Bin/Colorbar to
respective menus.</tt></li>
<li><tt>05.16.2011 CONTOUR: fixed a problem with NAN in data.</tt></li>
<li><tt>05.17.2011 CATALOG: NED fixed a problem with getURL and
added support for in/out sys/sky formats.</tt></li>
<li><tt>05.19.2011 CATALOG: SIMBAD added support for in/out
sys/sky formats.</tt></li>
<li><tt>05.19.2011 CATALOG: CDS added support for in/out
sys/sky formats.</tt></li>
<li><tt>05.20.2011 COMPOSITE: speed up create/delete composite
region with +1000 regions.</tt></li>
<li><tt>05.20.2011 WCS: implemented preferred WCS for each
frame. All WCS functions use the preferred WCS (i.e.
copy/paste/load/save regions, contours, align, match, lock,
rgb, cube).</tt></li>
<li><tt>05.25.2011 WCSSUBS: updated to version 3.8.3.</tt></li>
<li><tt>05.25.2011 AST: updated to version 5.7-0.</tt></li>
<li><tt>05.26.2011 WCS: use AST for TNX,ZPX,SCAMP.</tt></li>
<li><tt>05.27.2011 REGIONS: if unable to copy/cut/paste in WCS,
fall back upon PHYSICAL.</tt></li>
<li><tt>05.27.2011 REGIONS: if unable to map coordinates
correctly, do not a region.</tt></li>
<li><tt>06.03.2011 WCS: added support for xLON/xLAT and xyLN
xyLT WCS.</tt></li>
<li><tt>06.03.2011 REGIONS: added regions properites commands to
xpa,samp, and command line.</tt></li>
<li><tt>06.10.2011 HEALPIX: added support for generating an
image from a healpix table (both binary and ascii).</tt></li>
<li><tt>06.13.2011 WCS: use AST for all WCS including TAN-SIP
and WCSDEP.</tt></li>
<li><tt>06.16.2011 SAMP: added code to clean up better when DS9
is unable to parse a SAMP hub file.</tt></li>
<li><tt>06.16.2011 REGIONS: be sure to return template id when
created.</tt></li>
<li><tt>06.16.2011 ANALYSIS: added autoload support for analysis
files. DS9 will search a list of known dirs for *.ds9, at
which DS9 will load the analysis file, and add the path to
env(PATH).</tt></li>
<li><tt>06.20.2011 RGB: fixed a problem where the calculated wcs
rotation between two frames was reset.</tt></li>
<li><tt>06.27.2011 REGIONS: fixed a problem the ds9, ciao, and
pros regions parser. The parsers will now accept arcmin and
arcsec syntax which includes sciencetific notation.</tt></li>
<li><tt>07.07.2011 POSTSCRIPT: generate postscipt now uses
generic font names reguardless of platform and window
manager.</tt></li>
<li><tt>07.08.2011 BIN: split mousewheel preferences between
zoom and binning. By default, a bin file is zoom'd in/out
with the mouse wheel, unless the binning mouse wheel is
enabled via the preferences.</tt></li>
<li><tt>07.08.2011 GUI: add preference for standard dialog box
for order of file types.</tt></li>
<li><tt>07.21.2011 GUI: all non-modal dialogs have Edit menu.</tt></li>
<li><tt>07.21.2011 CUBE: add match/lock slice commands.</tt></li>
<li><tt>07.22.2011 AST: updated to version 5.7-2</tt></li>
<li><tt>07.22.2011 WCS: speedup generating sexagesimal output</tt></li>
<li><tt>07.25.2011 BIN: fixed a problem with the update filter
function.</tt></li>
<li><tt>07.29.2011 DIALOGS: fixed a problem with the motif
dialogbox and selection of the initial directory. Set the
code to the same as tkfmbox.tcl.</tt></li>
<li><tt>08.22.2011 WCS: if CTYPE is not of known type, assume
LINEAR.</tt></li>
<li><tt>08.26.2011 PANNER: simplified compass prefs.</tt></li>
<li><tt>09.19.2011 WCS: only use A_ and B_ keywords if CTYPE is
TAN-SIP. Ignore otherwise.</tt></li>
<li><tt>09.26.2011 REGIONS: use ::math::fuzzy for comparisons in
basepanda, composite, and convert.</tt></li>
<li><tt>09.27.2011 WCSSUBS: updated to version 3.8.4.</tt></li>
<li><tt>09.30.2011 REGIONS: implemented M_PI_2, M_TWOMPI
constants.</tt></li>
<li><tt>09.30.2011 REGIONS: use fuzzy math for degToRad() and
radToDeg()</tt></li>
<li><tt>10.04.2011 WCS: pass any PV and QV keywords if present,
regardless of projection.</tt></li>
<li><tt>10.05.2011 AST: updated to version 5.7-3</tt></li>
<li><tt>10.24.2011 REGIONS: fixed a problem with angs and PANDA,
EPANDA, and BPANDA and copy/paste in FK5. This is related to
the fuzzy math changes made earlier.</tt></li>
<li><tt>10.25.2011 FITSY++: fixed a problem finding cols by name
in bin tables. Previous 'R' would be matched by 'RA'.</tt></li>
<li><tt>10.28.2011 HV: remove
NED,SIMBAD,ADS,TDC,SKYVIEW,W3BROWSE from ANALYSIS:ARCHIVES
menu due to lack of support from sites.</tt></li>
<li><tt>10.28.2011 COLORMAP: add colormap server to colormap
dialog</tt></li>
<li><tt>11.01.2011 PRINT COORDINATES: now uses default skyframe
and skyformat (as defined by WCS menu).</tt></li>
<li><tt>11.04.2011 SCALE: add asinh() and sinh() scales.</tt></li>
<li><tt>11.10.2011 CROP: add new crop commands.</tt></li>
<li><tt>12.09.2011 AST: updated to version 6.0-1</tt></li>
<li><tt>12.09.2011 CROSSHAIR: fixed an issue with coordinates of
crosshair were .5 pixel off in Y.</tt></li>
<li><tt>12.09.2011 GUI: fixed an issue with centerimage() was .5
pixel off in Y.</tt></li>
<li><tt>12.15.2011 GRID: fixed an issue with text upside down.</tt></li>
<li><tt>01.03.2012 BIN: fixed a problem with depth of a 3d bin'd
table.</tt></li>
<li><tt>01.03.2012 GRID: DSS and Linear projections use AST.</tt></li>
<li><tt>01.17.2012 3D: 3D Frame is now available.</tt></li>
<li><tt>01.19.2012 ANALYSIS: added $z macro.</tt></li>
<li><tt>01.19.2012 CROP: add [xmin:xmax,ymin:ymax,zmin:zmax]
syntax</tt></li>
<li><tt>01.19.2012 CROP: check for valid crop with [] syntax.</tt></li>
<li><tt>01.23.2012 3D: add current slice highlite.</tt></li>
<li><tt>01.23.2012 SAVEIMAGE: fixed a problem with frame
highlite during saveimage process.</tt></li>
<li><tt>01.23.2012 ANALYSIS: expand $image macro to accept new
params: rgb and 3d.</tt></li>
<li><tt>01.27.2012 ANALYSIS: expand $filename(full) to return
full filename (without cropping or filters parameters).</tt></li>
<li><tt>01.27.2012 ANALYSIS: add macro $value.</tt></li>
<li><tt>01.27.2012 CROP: fixed a problem when using an image
subsection spec for a datacube.</tt></li>
<li><tt>01.28.2012 REGIONS: clean up rendering code for
X,ps,win32,macosx to reduce un-needed calls to set the
graphics context.</tt></li>
<li><tt>01.28.2012 CROP: all data cubes can be cropped in 3D.</tt></li>
<li><tt>01.28.2012 CROP: cropping in 3D will reset currentSlice
if needed.</tt></li>
<li><tt>01.28.2012 REGIONS: fixed a problem if the region color
was an X11 valid color, some names would get mapped to the
incorrect color when printing.</tt></li>
<li><tt>02.02.2012 COLORMAP: fixed a problem with SAO format
colormaps that have very long lines.</tt></li>
<li><tt>02.03.2012 PRINT COORDINATES: added filename to options.</tt></li>
<li><tt>02.03.2012 WCS: if wcs parameters are changed or reset,
all open catalogs regions are updated. Normal regions are
not changed.</tt></li>
<li><tt>02.07.2012 COLORMAP: remove support for old RTD and ITT
colormaps</tt></li>
<li><tt>02.08.2012 GUI: consolidate MATCH and LOCK items into
submenus.</tt></li>
<li><tt>02.08.2012 GUI: move match bin, match scale, and match
colorbar to frame match menu.</tt></li>
<li><tt>02.16.2012 CUBE: fixed a proble with calculating the wcs
to image for axis 3.</tt></li>
<li><tt>02.16.2012 FITSY++: changes required for gcc 4.7.</tt></li>
<li><tt>02.16.2012 BLT: patched graph.tcl to use legendRelief
instead of labelRelief.</tt></li>
<li><tt>02.16.2012 RGB: added lock wcs.</tt></li>
<li><tt>02.16.2012 FUNTOOLS: updated to version 1.4.5-2.</tt></li>
<li><tt>02.21.2012 3D: fixed a problem with scale clip scope.
Should alway be in GLOBAL.</tt></li>
<li><tt>02.29.2012 HEADER: add save header command.</tt></li>
<li><tt>03.01.2012 XPA: updated to version 2.1.14.</tt></li>
<li><tt>03.01.2012 SCALE: MinMax mode AUTOSCAN set to SAMPLE if
width*height*depth > 1e8.</tt></li>
<li><tt>03.12.2012 IMGSVR: fixed a problem with clearing params
if no image was loaded previously.</tt></li>
<li><tt>03.22.2012 REGION: add ellipse3d, box3d, polygon3d,
point3d regions.</tt></li>
<li><tt>03.23.2012 IMGSVR: fixed a problem new frame option and
rgb.</tt></li>
<li><tt>03.23.2012 BIN: check for valid col names for -bin col
command.</tt></li>
<li><tt>03.28.2012 REGIONS: add Analysis support per region.</tt></li>
<li><tt>03.28.2012 REGIONS: add Analysis Plot3d support for
Circle,Ellipse,Box,Polygon,Point.</tt></li>
<li><tt>03.28.2012 REGIONS: add Analysis Plot2d support for
Projection,Line,Vector.</tt></li>
<li><tt>03.28.2012 REGIONS: Circle3d now converted to Circle.</tt></li>
<li><tt>03.28.2012 REGIONS: Plot3d saves native coordinate
values.</tt></li>
<li><tt>03.28.2012 SCALE: simplified scale dialog controls to
allow user values.</tt></li>
<li><tt>03.29.2012 WCS: fixed a problem with numaxes > 3
images and editing WCS params.</tt></li>
<li><tt>04.09.2012 WCS: second attempt to handle non-equatorial
wcs. try to build a legal header from the wcssubs struct to
feed to ast.</tt></li>
<li><tt>04.10.2012 SCALE: fixed an issue with autocut, ll != hh.</tt></li>
<li><tt>04.10.2012 SKYVIEW: add WISE/COBE/WMAP to skyview survey
menu.</tt></li>
<li><tt>04.10.2012 WCS: if CD matrix is all zero, use cdelt/pc
matrix.</tt></li>
<li><tt>04.11.2012 SMOOTH: fixed a problem with images with
BSCALE/BZERO.</tt></li>
<li><tt>04.11.2012 CATALOG: fixed a problem with d:m:s formated
DEC which started with a '+'</tt></li>
<li><tt>04.12.2012 CATALOG: fixed a problem with d:m:s to degree
conversion. Try to maintain higher precision.</tt></li>
<li><tt>04.12.2012 CATALOG: add IAU location code to dialog.</tt></li>
<li><tt>04.13.2012 COLORMAP: add user contributed cmaps.</tt></li>
<li><tt>04.18.2012 GUI: fixed a problem with long WCSNAME
values.</tt></li>
<li><tt>04.20.2012 FITSY++: added support for GZIP compresss
parameter ZQUANTIZ.</tt></li>
<li><tt>04.23.2012 PS: fixed a bug with definiton of 32 bit
integers on 64 bit OS.</tt></li>
<li><tt>04.23.2012 PREFS: add Text Dialog Font preferences menu.</tt></li>
<li><tt>04.23.2012 LOCK: fixed a problem with lock frame and
mouse wheel events.</tt></li>
<li><tt>04.24.2012 SKYBOT: Look for EXPTIME and add 1/2 to
DATE-OBS to get middle of observation.</tt></li>
<li><tt>04.24.2012 LINUX64: add --hash-style=both to support old
and new GNU API for hash libs.</tt></li>
<li><tt>04.26.2012 PHOTO: add support for other image formats.</tt></li>
<li><tt>04.26.2012 EXPORT: add support for exporting to other
image formats.</tt></li>
<li><tt>04.30.2012 WCS: fixed a problem with TAN-SIP and wcs
append/replace.</tt></li>
<li><tt>05.01.2012 TCL: check to see if packages msgcat and http
have already been found before sourcing during startup.</tt></li>
<li><tt>05.03.2012 MPEG: fixed a problem with the bottom of an
image cut off.</tt></li>
<li><tt>05.07.2012 COLORTAG: add color tags.</tt></li>
<li><tt>05.10.2012 CROP: fixed a problem with backup and lock
crop.</tt></li>
<li><tt>05.10.2012 SCALE: fixed a problem lock scale and crop.</tt></li>
<li><tt>05.10.2012 BACKUP: fixed a problem with back and -slice,
-mosaic load options.</tt></li>
<li><tt>05.11.2012 REGIONS: add auto plot2d and plot3d prefs.</tt></li>
<li><tt>05.14.2012 GUI: add fits save.</tt></li>
<li><tt>05.17.2012 MPEG: updated to ezMPEG v0.1</tt></li>
<li><tt>05.17.2012 AST: updated to 7.0.3</tt></li>
<li><tt>05.23.2012 WCS: is always displayed</tt></li>
<li><tt>05.23.2012 CATALOG: fixed a problem with the sign of
d:m:s conversion introduced on 04.12.2012.</tt></li>
<li><tt>05.28.2012 MOVIE: minor tweaks on incr slice during
movie.</tt></li>
<li><tt>05.28.2012 WIN32: fixed a problem with 3d fillImageJoin.
Statck overflow.</tt></li>
<li><tt>05.29.2012 BACKUP: fixed active frames issue.</tt></li>
<li><tt>05.30.2012 GUI: add threads command.</tt></li>
<li><tt>05.30.2012 GUI: fixed a problem with PASTE for entries.
Will now process unicode.</tt></li>
<li><tt>05.31.2012 GRID: fixed a problem with parsing 6.1 and
6.2 backup save sets. New grid options parser implemented.</tt></li>
<li><tt>05.31.2012 PLOT: fixed a problem in generating
postscript. Now just set plot size.</tt></li>
<li><tt>05.31.2012 PLOT: fixed a postscript font issue with
helvetica.</tt></li>
<li><tt>05.31.2012 PLOT: add axes format.</tt></li>
<li><tt><b>06.06.2012 RELEASE version 7.0</b></tt></li>
<li><tt>06.12.2012 BACKUP: fixed a problem with processing
version 6.1 and 6.2 backup save sets.</tt></li>
<li><tt><b>06.15.2012 RELEASE version 7.0.1</b></tt></li>
<li><tt>06.13.2012 3D: add border graphics.</tt></li>
<li><tt>06.15.2012 TCLLIB: updated to version 1.14. This fixes a
problem with math::fuzzy::tlt.</tt></li>
<li><tt>06.21.2012 REGION: fixed a problem with rotated images
and postscript printing of circle region.</tt></li>
<li><tt>06.21.2012 IMGSRV: fixed a problem loading images from
dss/2mass/etc from the command line. Use the first frame if
not already loaded.</tt></li>
<li><tt>06.21.2012 SLA: removed from build tree. not needed
since AST now has own version.</tt></li>
<li><tt>06.21.2012 HELP: rm link to home page. hv can't handle
the new web site.</tt></li>
<li><tt>06.22.2012 SKYBOT: added -filter=0.</tt></li>
<li><tt>06.22.2012 POSTSCRIPT: fixed a problem with rotated text
regions affecting other regions.</tt></li>
<li><tt>06.22.2012 REGIONS: fixed a problem selecting text
regions at high zoom.</tt></li>
<li><tt>06.22.2012 WCS: add support for SAO Polynomial Plate.</tt></li>
<li><tt>06.25.2012 GUI: improved error handling. Will now
properly handle a FATAL error msg from internal widgets.</tt></li>
<li><tt>06.25.2012 GUI: non FATAL msgs can be supressed via
preferences.</tt></li>
<li><tt>06.25.2012 FRAME: trap SIGBUS while scanning for
min/max.</tt></li>
<li><tt>06.25.2012 WCS: use new version of AST:fitschan.c which
supports SAO polynomial plate solution and checks for the
case of all PV keywords=0.</tt></li>
<li><tt>06.25.2012 GUI: enable hidden directory button for linux
standard dialog box (windows only).</tt></li>
<li><tt>06.25.2012 GUI: move About menu item to Help menu.</tt></li>
<li><tt>06.27.2012 LOCK: fixed a problem with LOCK FRAME and the
current skyframe.</tt></li>
<li><tt>06.27.2012 PANNER: fixed a problem where the wcs compass
was incorrectly set.</tt></li>
<li><tt>06.29.2012 AST: updated to 7.0.5</tt></li>
<li><tt>07.02.2012 HTTP: set default timeout to 1 minute.</tt></li>
<li><tt><b>07.03.2012 RELEASE version 7.0.2</b></tt></li>
<li><tt>07.05.2012 RGB: fixed a problem with -rgbimage and
extnames.</tt></li>
<li><tt>07.05.2012 GCC: fixed a problem gcc 4.5 and Pixmap
typedef.</tt></li>
<li><tt>07.06.2012 SCALE: fixed a problem with scale dialog and
very small numbers.</tt></li>
<li><tt>07.10.2012 BIN: fixed a problem with very large FITS Bin
Tables.</tt></li>
<li><tt>07.11.2012 FITSY++: fixed a number of problems with very
large (2Gb>) FITS Image and Bin Tables.</tt></li>
<li><tt>07.13.2012 WINDOWS: fixed a problem with dashs on the
display. Tk does not give us much flexibilty, so pick
something closer to the desired length.</tt></li>
<li><tt>07.17.2012 CATALOG: add sdss r7 and sdss r8 to default
menu.</tt></li>
<li><tt>07.17.2012 GRIDS: fixed a problem where each frame grid
remembers its own configuration.</tt></li>
<li><tt>07.17.2012 FITSY++: fixed a number of problems with save
very large (2Gb>) FITS Image and Bin Tables.</tt></li>
<li><tt>07.23.2012 REGIONS: fixed a problem with PLOT3D and BOX,
ELLIPSE, POLYGON. At certain angles, incorrect counts were
calculated.</tt></li>
<li><tt>07.27.2012 REGIONS: fixed a problem with rendering
ELLIPSE PANDA X11 at angle=0.</tt></li>
<li><tt>07.30.2012 PRINT: fixed a problem with printing simple
text and catalog dialogs.</tt></li>
<li><tt>07.30.2012 REGIONS: add default length format to
preferences.</tt></li>
<li><tt>07.30.2012 GUI: update infobox when moving between
frames.</tt></li>
<li><tt>07.30.2012 BACKUP: don't save compressed image files if
not requested.</tt></li>
<li><tt>08.02.2012 WCS: fixed a number of issues with the WCS
parameters dialog.</tt></li>
<li><tt>08.02.2012 WCS: added support for SIP and SCAMP keywords
to WCS parameters dialog.</tt></li>
<li><tt>08.06.2012 MAGNIFIER: be sure to update magnifier when
changing slice.</tt></li>
<li><tt>08.09.2012 PLOT: fixed a problem reading muliple
datasets from one source.</tt></li>
<li><tt>08.10.2012 AST: updated to version 7.0.6</tt></li>
<li><tt>08.13.2012 3D: add z axis scaling.</tt></li>
<li><tt>08.13.2012 FITSY++: accept double quoted (invalid)
strings.</tt></li>
<li><tt>08.21.2012 REGIONS: fixed a problem with -regions
centroid command.</tt></li>
<li><tt>09.05.2012 SMOOTH: add lock/match smooth.</tt></li>
<li><tt>09.14.2012 PLOT: enhanced gui.</tt></li>
<li><tt>09.14.2012 PLOT: add bar chart option.</tt></li>
<li><tt>09.14.2012 PLOT: add scatter chart option.</tt></li>
<li><tt>09.14.2012 REGIONS: add Analysis Statistics.</tt></li>
<li><tt>09.14.2012 REGIONS: add Analysis Radial Profile.</tt></li>
<li><tt>10.3.2012 CATALOG: add match option.</tt></li>
<li><tt><b>10.15.2012 RELEASE version 7.1</b></tt></li>
<li><tt>10.18.2012 GUI: update File menu.</tt></li>
<li><tt>11.02.2012 GUI: add support for NRRD file format.
Includes encodings: raw and gzip.</tt></li>
<li><tt>11.05.2012 GUI: fixed a problem with cut/paste for
contours and catalogs.</tt></li>
<li><tt>11.27.2012 PLOT: fixed typo in range dialog.</tt></li>
<li><tt>11.27.2012 GUI: fixed a problem with clear analysis menu
item and the analysis menu.</tt></li>
<li><tt>12.06.2012 SAMP: fixed a typo which disabled SAMP_HUB
functionality.</tt></li>
<li><tt>12.06.2012 DS9: fixed a problem on how to align an image
with an odd size frame. In versions <7.0, the floating
point number was rounded down. This has been re-implemented.</tt></li>
<li><tt>12.11.2012 GPL: upgrade license to GPL v3.</tt></li>
<li><tt>12.18.2012 COLORBAR: add support for SAO format GAMMA
param.</tt></li>
<li><tt>12.18.2012 SAVEIMAGE: add support for EPS.</tt></li>
<li><tt>12.20.2012 REGIONS: fixed a problem with updating
analysis plot x/y axis titles.</tt></li>
<li><tt>12.21.2012 REGIONS: fixed a problem with analysis radial
profile and negative xaxis values.</tt></li>
<li><tt>12.21.2012 REGIONS: fixed a problem with writing
composited regions.</tt></li>
<li><tt>12.21.2012 REGIONS: fixed a problem with list/save data
radial annulus.</tt></li>
<li><tt>12.28.2012 RGB: add photo export.</tt></li>
<li><tt>01.19.2013 FITSY++: fixed a problem parsing filters</tt></li>
<li><tt>01.19.2013 FITSY++: fixed a problem with incomplete
variable array TFORM descriptions, used in fits compression.
If no length is specified, set default to 8.<br>
</tt></li>
<li><tt>01.29.2013 SAVE: save fits will now save an entire cube if loaded.</tt></li>
<li><tt>01.30.2013 SAVE: add support for save mecube.</tt></li>
<li><tt>01.31.2013 CONTOUR: fixed a problem with loading a set of contours with a specified color.</tt></li>
<li><tt>02.13.2013 FITSY++: support new fits compression float/double gzip method.</tt></li>
<li><tt>02.13.2013 FITSY++: ds9 now distinguishes between BLANK/NAN/INF values.</tt></li>
<li><tt>02.15.2013 REGIONS: no longer output filename in header.</tt></li>
<li><tt>02.26.2013 FITSY++: use magic bytes to check for gz compressed files before load.</tt></li>
<li><tt>02.28.2013 RGB: loading rgbimage, rgbcube, rgbarray into non-rgb frame will create new rgb frame for all command line, xpa, and samp commands.</tt></li>
<li><tt>03.01.2013 FRAME: trap SIGBUS and SIGSEGV while scanning data.</tt></li>
<li><tt>03.01.2013 FRAME: will only return error messages at levels info, warning, and error.</tt></li>
<li><tt>03.10.2013 PREFS: fixed a problem with prefs zoom align.</tt></li>
<li><tt>03.12.2013 BACKUP: check for sym links.</tt></li>
<li><tt>03.14.2013 GUI: non-modal dialogs are now created at the center of the main ds9 window.</tt></li>
<li><tt>03.25.2013 VO: default vo method is mime.</tt></li>
<li><tt>03.25.2013 VO: if xpa method fails, default to mime.</tt></li>
<li><tt>03.26.2013 XPA: add samp cmd to xpa.</tt></li>
<li><tt>03.26.2013 SAMP: add xpa cmd to samp.</tt></li>
<li><tt>04.01.2013 AST: updated to version 7.1.1</tt></li>
<li><tt>04.11.2013 CATALOG: fixed cut and paste.</tt></li>
<li><tt>04.11.2013 WCS: SAO_PLT is now handled directly by AST.</tt></li>
<li><tt>04.12.2013 PREFS: add dialog center option.</tt></li>
<li><tt>04.12.2013 PLOT: all plots (user, analysis and catalogs) are now available to the plot command.</tt></li>
<li><tt><b>04.15.2013 RELEASE version 7.2</b></tt></li>
<li><tt>04.16.2013 AST: updated to version 7.2</tt></li>
<li><tt>04.16.2013 TCLLIB: updated to version 1.15</tt></li>
<li><tt>04.26.2013 TCL: updated to version 8.6.0</tt></li>
<li><tt>04.26.2013 TK: updated to version 8.6.0</tt></li>
<li><tt>04.26.2013 ZVFS: updated to version 2</tt></li>
<li><tt>05.15.2013 CATALOGS: add AAVSO to cat list.</tt></li>
<li><tt>05.17.2013 HV: add DASCHE to Archives list.</tt></li>
<li><tt>06.03.2013 IRAF: fixed a problem with imexamine coords.</tt></li>
<li><tt>06.04.2013 IRAF: save/export will save wcs values, not just the color number.</tt></li>
<li><tt>06.05.2013 IRAF: colorbar displays wcs values.</tt></li>
<li><tt>06.05.2013 IRAF: fixed a number of issues with tvmark colors.</tt></li>
<li><tt>06.11.2013 FITSY++: implemented compressed FITS SUBTRACTIVE_DITHER_1 method.</tt></li>
<li><tt>06.14.2013 ENVI: add support for import/export envi format.</tt></li>
<li><tt>06.14.2013 AST: updated to version 7.3.1</tt></li>
<li><tt>06.18.2013 GUI: fixed a problem with blank headers being displayed.</tt></li>
<li><tt>06.18.2013 ARRAY: now accepts cropping info in filename.</tt></li>
<li><tt>06.18.2013 NRRD: now accepts cropping info in filename.</tt></li>
<li><tt>06.18.2013 ENVI: now accepts cropping info in filename.</tt></li>
<li><tt>06.21.2013 PHOTO: fixed a problem with rounding average.</tt></li>
<li><tt>06.24.2013 ZVFS: zvfs.c updated from freewrap 6.6</tt></li>
<li><tt>06.26.2013 SEGMENT: add new segment region.</tt></li>
<li><tt>07.02.2013 ENVI: fixed a problem with calculating wcs.</tt></li>
<li><tt>07.02.2013 FITSY++: changes to allow 1D image.</tt></li>
<li><tt>07.03.2013 GROUPS: fixed a problem allowing multiple selection of region groups.</tt></li>
<li><tt>08.14.2013 WCS: Linear WCS now goes straight to AST.</tt></li> <li><tt>09.10.2013 PSEUDOCOLOR: rm support for pseudocolor visuals.</tt></li>
<li><tt>09.17.2013 REGIONS: PLOT3D dramatic improvements in speed of deep images and large regions.</tt></li>
<li><tt>09.17.2013 GUI: set last file directory based on file type last loaded.</tt></li>
<li><tt>09.18.2013 ENVI: minor change to hdr parser.</tt></li>
<li><tt>09.18.2013 ENVI: fixed a major problem with swapbytes.</tt></li>
<li><tt>09.18.2013 CATALOG: fixed a problem with selecting the correct region when arrow keys are used.</tt></li>
<li><tt>09.19.2013 FITSY++: cleaned up code for dumping array,nrrd,envi in native endian.</tt></li>
<li><tt>09.25.2013 AST: updated to version 7.3.2 to fix problem with SCAMP.</tt></li>
<li><tt>09.25.2013 FITSY++: fixed a problem parsing filters in the command line.</tt></li>
<li><tt>10.05.2013 3D: implement image cache.</tt></li>
<li><tt>10.08.2013 3D: implement az and el background render.</tt></li>
<li><tt>10.10.2013 COLORBAR: fixed a minor problem with specifing 'other color'.</tt></li>
<li><tt>10.11.2013 REGIONS: add mouse click epsilon parameter.</tt></li>
<li><tt>10.16.2013 CUBE: add lock slice wcs.</tt></li>
<li><tt>10.17.2013 REGIONS: fixed a problem with ds9 regions parser and parsing hex color specification.</tt></li>
<li><tt>10.18.2013 XPA: fixed a problem with "file" and backward compatability.</tt></li>
<li><tt>10.18.2013 ANALYSIS: add several checks to verify analysis file before try to parse.</tt></li>
<li><tt>10.22.2013 GUI: fixed a problem with preserve PAN while loading.</tt></li>
<li><tt>10.22.2013 SCALE: removed PRESERVE SCALE. This has been redundant since 7.0. Setting the scale limits does the same thing.</tt></li>
<li><tt>10.22.2013 CONTOUR: fixed a problem if no system is specified and, the default is normally WCS, unless no WCS is defined, then default to PHYSICAL.</tt></li>
<li><tt>10.28.2013 TCL/TK: update to version 8.6.1.</tt></li>
<li><tt>10.31.2013 HTML: fixed issue causeing corrupt stack with new CLANG compilers.</tt></li>
<li><tt>11.10.2013 FITS: improved error handling for malformed FITS tables.</tt></li>
<li><tt>11.15.2013 CUBE: fixed a problem with lock slice wcs.</tt></li>
<li><tt>11.18.2013 CATALOG: add SDSS9 to optical menu.</tt></li>
<li><tt>12.12.2013 WCS: add support for AST WCS def.</tt></li>
<li><tt>01.28.2014 REGIONS: add auto statistics option.</tt></li>
<li><tt>03.06.2014 AST: updated to version 7.3.4.</tt></li>
<li><tt>03.21.2014 CATALOG: add 'Copy to Regions' from XPA/SAMP/commandline.</tt></li>
<li><tt>03.26.2014 WCS: fixed a problem with wcs append/replace where the line length was 81 with newline.</tt></li>
<li><tt>04.07.2014 FITSY++: expanded valid EXTNAME keywords to include '.', '-', and '_' chars.</tt></li>
<li><tt>04.07.2014 FITSY++: save fits will convert BITPIX=-16 to BITPIX=32</tt></li>
<li><tt>06.09.2014 CATALOG: if sort col is of type real, but contains blank values, substitue a value of 0.</tt></li>
<li><tt>07.01.2014 BLT: completed upgrade to TkBLT 3.0.</tt></li>
<li><tt>07.28.2014 CATALOG: add UCAC4 to optical menu.</tt></li>
<li><tt>08.01.2014 MACOSX: completed new 64bit Aqua port.</tt></li>
<li><tt>08.06.2014 3D: don't wipeout the cache when generating a movie.</tt></li>
<li><tt>09.15.2014 ENVI: try to determine data file name from header file name.</tt></li>
<li><tt>09.30.2014 GUI: default mouse mode is NONE (not POINTER).</tt></li>
<li><tt>09.30.2014 GUI: change mode POINTER to REGION.</tt></li>
<li><tt><b>10.01.2014 RELEASE version 7.3</b></tt></li>
<li><tt>10.03.2014 GUI: Fixed problems with Control-S and Control-Z accelerators.</tt></li>
<li><tt>10.03.2014 MACOSX: Removed accelerators for Print, PageSetup, and Find, as then invoke a known bug with Tk and dialogs.</tt></li>
<li><tt>10.03.2014 MACOSX: Fixed a problem with coordinate display dialog.</tt></li>
<li><tt>10.03.2014 MACOSX: Fixed a problem with deleting colorbar tags.</tt></li>
<li><tt>10.03.2014 PREFS: Beta versions are now deemed to be of the same verison as the final release.</tt></li>
<li><tt>10.03.2014 PREFS: Fixed a problem processing a newer prefs file. Now wait to notify the user after the init phase has been completed.</tt></li>
<li><tt>10.03.2014 PREFS: some combinations of old prefs files were not being updated correctly.</tt></li>
<li><tt>10.06.2014 FIRST: rename FIRST to VLA</tt></li>
<li><tt>10.06.2014 VLA: add STRIPE82 survey.</tt></li>
<li><tt>10.06.2014 HV: fixed a problem with scrolling.</tt></li>
<li><tt><b>10.07.2014 RELEASE version 7.3.1</b></tt></li>
<li><tt>10.08.2014 REGIONS: fixed a problem with parsing old regions file fonts.</tt></li>
<li><tt><b>10.08.2014 RELEASE version 7.3.2</b></tt></li>
<li><tt>10.10.2014 IEXAM: imexam has been renamed iexam.</tt></li>
<li><tt>10.15.2014 WCS: fixed a problem with imflip=1.</tt></li>
<li><tt>10.15.2014 AST: updated to version 8.0.0.</tt></li>
<li><tt>10.20.2014 AST: updated to version 8.0.2.</tt></li>
<li><tt>10.20.2014 HPX: updated compatiable wcslib-4.24.</tt></li>
<li><tt>10.21.2014 CATALOG: add width property for symbols.</tt></li>
<li><tt>10.22.2014 MACOSX: fixed a problem with mouse wheel zoom.</tt></li>
<li><tt>10.22.2014 FITSY++: add support for SUBTRACTIVE_DITHER_2 keyword.</tt></li>
<li><tt>10.22.2014 FITSY++: fixed a problem with native endian arrays. Unless specified, the array is assumed to be of the same endian-ness as the processor.</tt></li>
<li><tt>11.14.2014 CUBE: fixed a problem with lock slice with no fits loaded.</tt></li>
<li><tt>11.17.2014 TCL/TK: update to version 8.6.3.</tt></li>
<li><tt>11.18.2014 MACOSX: preferences, fixed jumpy window size problem.</tt></li>
<li><tt>11.19.2014 GUI: view horizontal/vertical now sets display size to default settings.</tt></li>
<li><tt>12.03.2014 IIS: fixed a problem with open_unix().</tt></li>
<li><tt>12.29.2014 BLOCK: add support for blocking.</tt></li>
<li><tt>02.04.2015 HPX: fixed a problem with cropping HPX images.</tt></li>
<li><tt>02.05.2015 FITS++: Fits Compression- fixed a problem with uncompressed blocks.</tt></li>
<li><tt>02.05.2015 FITS++: added support for 'Q' column arrays.</tt></li>
<li><tt>02.17.2015 HV: Fixed a problem when url scheme is FTP and authority included username and passwd.</tt></li>
<li><tt>02.18.2015 WCS: Fixed a problem when CDELTs and PCs keywords are used, but not in the orthodox way.</tt></li>
<li><tt>03.11.2015 NRRD: Fixed a problem exporting built data cube.</tt></li>
<li><tt>03.11.2015 ENVI: Fixed a problem exporting built data cube.</tt></li>
<li><tt>03.24.2015 MOSAIC: mecube will now skip over tables and find all images.</tt></li>
<li><tt>04.08.2015 FITS++: fixed a problem with compressed fits files and static memory size. now using alloc.</tt></li>
<li><tt>04.13.2015 CATALOGS: fixed a problem with deleting the frame first, before closing a catalog dialog.</tt></li>
<li><tt>04.15.2015 CUBE: added support for reorder data cube axes.</tt></li>
<li><tt>04.16.2015 SMOOTH: blank/NaN values are no longer replaced by 0, instead, NaN is used.</tt></li>
<li><tt>04.17.2015 SMOOTH: is now threaded.</tt></li>
<li><tt>04.21.2015 GUI: add UNITS keyword to infobox.</tt></li>
<li><tt>04.23.2015 CUBE: reorder is now threaded.</tt></li>
<li><tt>04.24.2015 IEXAM: add macro expansion string.</tt></li>
<li><tt>04.27.2015 CHECKDNS: fixed a problem so that delay will activate on time (and will return promptly).</tt></li>
<li><tt>04.29.2015 TCL/TK: update to version 8.6.4.</tt></li>
<li><tt>04.30.2015 LAYOUT: add tile grid direction.</tt></li>
<li><tt>04.30.2015 GUI: add user selected keyword to infobox.</tt></li>
<li><tt>05.21.2015 SCALE: add lock/match scalelimits.</tt></li>
<li><tt><b>05.29.2015 RELEASE version 7.4b1</b></tt></li>
<li><tt>06.09.2015 CATALOG: fixed a problem finding correct cols to parse. Original bug introduced after 7.3.2.</tt></li>
<li><tt><b>06.09.2015 RELEASE version 7.4b2</b></tt></li>
<li><tt>06.15.2015 SCALE: scaling for data cubes now use clip scope (LOCAL/GLOBAL).</tt></li>
<li><tt>06.18.2015 SCALE: Default scope is now GLOBAL.</tt></li>
<li><tt>06.18.2015 SCALE: MinMax mode AUTOSCAN has been deprecated.</tt></li>
<li><tt>06.22.2015 GUI: fixed a font problem displaying greek symbols.</tt></li>
<li><tt><b>06.22.2015 RELEASE version 7.4b3</b></tt></li>
<li><tt>06.29.2015 SKYVIEW: add survey and size options.</tt></li>
<li><tt><b>07.04.2015 RELEASE version 7.4b4</b></tt></li>
<li><tt>07.07.2015 VO: add additional code to use default url list if unable to download list.txt for any reason.</tt></li>
<li><tt>07.14.2015 FITSY++: fixed a problem with RICE compression and 4 byte INT to FLOAT conversions.</tt></li>
<li><tt>07.15.2015 FITSY++: fixed a problem with GZIP lossless compression.</tt></li>
<li><tt>07.15.2015 FITSY++: Add support for GZIP_2 FITS compression.</tt></li>
<li><tt><b>07.20.2015 RELEASE version 7.4b5</b></tt></li>
<li><tt>07.23.2015 FITSY++: fixed a problem with SAVE FITS and writing NAXIS3=1 into the header.</tt></li>
<li><tt>07.23.2015 FITSY++: added check for fits table in SAVE FITS TABLE.</tt></li>
<li><tt><b>07.24.2015 RELEASE version 7.4b6</b></tt></li>
<li><tt>08.13.2015 REGIONS: fixed a problem with FITS CIAO PIE region.</tt></li>
<li><tt>08.13.2015 REGIONS: fixed a problem with FITS CIAO ANNULUS region.</tt></li>
<li><tt>08.13.2015 REGIONS: added support for FITS CIAO SECTOR and ELLIPTANNULS regions.</tt></li>
<li><tt>08.16.2015 WCS: fixed a problem with reorder 3D cubes.</tt></li>
<li><tt>08.25.2015 COLORBAR: added MathLab colormaps.</tt></li>
<li><tt>08.25.2015 COLORBAR: added MatPlotLib colormaps.</tt></li>
<li><tt>08.26.2015 COLORBAR: added H5utils colormaps.</tt></li>
<li><tt>08.26.2015 COLORBAR: added GIST colormaps.</tt></li>
<li><tt>08.26.2015 COLORBAR: added Topographic colormaps.</tt></li>
<li><tt>08.28.2015 MOSAIC: fixed a problem introduced in 7.4b1 which failed to ignore generic tables in extensions when loading multiple extension fits.</tt></li>
<li><tt>09.03.2015 PAN: fixed a problem with pan then zoom mode.</tt></li>
<li><tt>09.17.2015 IIS: fixed a problem with imexam introduced in an earlier beta version.</tt></li>
<li><tt>09.17.2015 IIS: fixed a problem with imexam when a former imexam frame has been delete.</tt></li>
<li><tt>09.17.2015 MOSAIC: add IRAF DETSEC Align option.</tt></li>
<li><tt><b>09.18.2015 RELEASE version 7.4b7</b></tt></li>
<li><tt>09.21.2015 WCS: Look for old RADECSYS keyword if present.</tt></li>
<li><tt>09.22.2015 CROSSHAIR: add crosshair parameters dialog.</tt></li>
<li><tt>09.30.2015 TEMPLATES: fixed a problem with WCS introduced in an earlier beta version.</tt></li>
<li><tt>10.02.2015 SMOOTH: smooth on load now threaded.</tt></li>
<li><tt>10.02.2015 REGIONS: PLOT3D is disabled by default.</tt></li>
<li><tt>10.13.2015 SAMP: fixed a issue with case of meta-data in xmlrpc.</tt></li>
<li><tt>10.14.2015 GUI : fixed an issue where not all header options were offered in the case of compressed fits images.</tt></li>
<li><tt>10.14.2015 BACKUP : fixed a problem when creating a backup with a file that has been compressed.</tt></li>
<li><tt>10.15.2015 SAMP: fixed a issue with results with empty elements.</tt></li>
<li><tt>10.16.2015 LINUX: For all key press events, calculate the current cursor position, as Ubuntu and MacOSX Aqua returns bad x,y values. </tt></li>
<li><tt>10.21.2015 CATALOG: fixed a problem where a catalog had a column of the same name as a variable. </tt></li>
<li><tt>10.26.2015 GUI: fixed a problem remembering the previous filename loaded for standard dialogs. </tt></li>
<li><tt>10.30.2015 SAMP: fixed a issue with incorrect body length in xmlrpc messages.</tt></li>
<li><tt>11.03.2015 3D: fixed a major issue introduced in the beta 7.4 series which caused a redraw everytime the current slice was changed.</tt></li>
<li><tt>11.03.2015 SCALE: Default scope is back to LOCAL.</tt></li>
<li><tt>11.04.2015 CONTOUR: Fixed lots of issues with interaction with contours and bin/block/smooth.</tt></li>
<li><tt>11.04.2015 SCALE: remove old AUTOSCAN and SAMPLE code.</tt></li>
<li><tt>11.09.2015 FITS: fixed issues with data all NAN or INF.</tt></li>
<li><tt>11.09.2015 CUBE: fixed issues with selecting current slice and updating other dialog boxes while in local mode.</tt></li>
<li><tt><b>11.11.2015 RELEASE version 7.4b8</b></tt></li>
<li><tt>11.11.2015 FITS: fixed another issue when calculating MIN and MAX and one pixel images.</tt></li>
<li><tt>11.17.2015 WCS: fixed problem with infobox/grid with xLN/xLT WCS.</tt></li>
<li><tt><b>11.18.2015 RELEASE version 7.4b9</b></tt></li>
<li><tt>11.30.2015 CATALOG: update CDS catalog search parameters.</tt></li>
<li><tt>12.02.2015 BACKUP: fixed a problem with backup save sets generated with beta versions.</tt></li>
<li><tt>12.03.2015 PREFS: fixed a problem with prefs generated with beta versions.</tt></li>
<li><tt>12.07.2015 WCS: fixed a problem with replacement WCS.</tt></li>
<li><tt>12.08.2015 WCS: cubes now share WCS structures (very fast).</tt></li>
<li><tt>12.08.2015 ANALYSIS: fixed a problem with $z macro.</tt></li>
<li><tt><b>12.10.2015 RELEASE version 7.4b10</b></tt></li>
<li><tt>12.11.2015 SAVEIMAGE: fixed a problem with the colorbar not updating when used with -exit.</tt></li>
<li><tt>12.17.2015 FITS: 3D displayed z coord off by .5.</tt></li>
<li><tt><b>12.21.2015 RELEASE version 7.4</b></tt></li>
<li><tt>01.05.2016 XPA: update to version 2.1.17.</tt></li>
<li><tt>01.05.2016 FUNTOOLS: update to version 2.1.6.</tt></li>
<li><tt>01.21.2016 WCS: fixed a problem with PC3_3 being ignored.</tt></li>
<li><tt>01.21.2016 WCS: add 3d axis params to WCS dialog.</tt></li>
<li><tt>01.25.2016 MACOSX: fixed a problem init Tkblt.</tt></li>
<li><tt>02.10.2016 MACOSX: fixed again the problem with font sizes and screen dpi.</tt></li>
<li><tt>02.11.2016 WCS: fixed a problem with WCS replace and files without linefeed termination.</tt></li>
<li><tt>03.07.2016 XPA: "tcl","source","print" commands only enabled for local.</tt></li>
<li><tt>03.07.2016 XPA: new xpa command.</tt></li>
<li><tt>03.07.2016 GUI: "tcl" command enabled from commandline.</tt></li>
<li><tt>03.07.2016 PREFS: for security reasons, will only look for the prefs file in the $HOME directory, and must be group/world readonly.</tt></li>
<li><tt>03.07.2016 INIT FILE: will only look for any init file(s) in the $HOME, /usr/local/lib, /opt/local/lib directories.</tt></li>
<li><tt>03.07.2016 INIT FILE: only read-only files will be sourced.</tt></li>
<li><tt>03.08.2016 SAMP: new samp command.</tt></li>
<li><tt>03.08.2016 SAMP: new ds9.restricted-get command.</tt></li>
<li><tt>03.08.2016 SAMP: new ds9.restricted-set command.</tt></li>
<li><tt>03.08.2016 HV: xpa-set is now in safe mode.</tt></li>
<li><tt>03.18.2016 GUI: Hard code font size. Give up on trying to correct for screen resolution.</tt></li>
<li><tt>03.18.2016 REGION: fixed title issue with radial plot.</tt></li>
<li><tt>03.18.2016 REGION: fixed title issue with 2d plot.</tt></li>
<li><tt>03.28.2016 FITSY++: cube update clip is now threaded.</tt></li>
<li><tt>03.30.2016 GUI: cleaned up initialization and event loop code.</tt></li>
<li><tt>03.30.2016 WCSSUBS: updated to version 3.9.0.</tt></li>
<li><tt>04.01.2016 GUI: default number of threads is now detected based on OS.</tt></li>
<li><tt>04.01.2016 WCS: fixed a problem with region templates, lengths were incorrect.</tt></li>
<li><tt>04.05.2016 GUI: added coordinates of min/max to infobox.</tt></li>
<li><tt>04.05.2016 GUI: limit dialog status lines to 80 chars, so the window will not expand off the screen.</tt></li>
<li><tt>04.06.2016 WCS: use getWCSOrientation() instead of wcs->imflip for calcAlign and mapAngleTo/FromRef.</tt></li>
<li><tt>04.14.2016 SCALE: fixed minmax mode SAMPLE.</tt></li>
<li><tt>04.14.2016 CUBE: update histogram and histequ when changing current slice.</tt></li>
<li><tt>04.20.2016 MINMAX: reimplemented "-minmax sample" commandline option for loading very large images..</tt></li>
<li><tt>04.21.2016 3D: fixed a problem with rendering the bbox when endpoints are way off screen. Now clip against frame.</tt></li>
<li><tt>04.22.2016 3D: rendering speed improvements.</tt></li>
<li><tt>04.26.2016 3D: panner images are now cached.</tt></li>
<li><tt>04.27.2016 GUI: fixed a minor problem with header choice box and no filename given for xpaset stdin commands.</tt></li>
<li><tt>04.27.2016 3D: dramatic improvements in render speed for certain data sets.</tt></li>
<li><tt>04.27.2016 3D: fixed a problem with backup and 3D pan.</tt></li>
<li><tt>05.04.2016 BIN: added keywords EQUINOX, MJD-OBS, and RADESYS if present.</tt></li>
<li><tt><b>05.06.2016 RELEASE version 7.5b1</b></tt></li>
<li><tt>05.11.2016 SCALE: fixed a problem where histequ colorbar numerics displayed were incorrect.</tt></li>
<li><tt>05.18.2016 GUI: fixed a very minor problem where catalog tools is invoked back to back via command line.</tt></li>
<li><tt>05.19.2016 REGIONS: many important changes to Ciao Region parser to support current syntax. In particular, changes to BOX, ROTBOX, RECTANGLE. SECTOR, FIELD, and REGION are now no-ops.</tt></li>
<li><tt>05.23.2016 TKCON: updated to version 2.7 proper.</tt></li>
<li><tt>05.24.2016 PREFS: check file permissions and set accordingly.</tt></li>
<li><tt>05.24.2016 PREFS: new prefs file directory implemented.</tt></li>
<li><tt>05.07.2016 STARTUP: for security reasons, will only look for the startup file in the $HOME directory, and must be group/world readonly.</tt></li>
<li><tt>05.31.2016 TKBLT: updated to version 3.1.</tt></li>
<li><tt>06.01.2016 TKBLT: updated to version 3.1.1.</tt></li>
<li><tt>06.20.2016 TKBLT: updated to version 3.1.2.</tt></li>
<li><tt>06.20.2016 FITSY++: fixed a problem where BZERO/BSCALE was not applied to MIN/MAX for BITPIX=-32,-64.</tt></li>
<li><tt>06.27.2016 REGIONS: default regions coordinate system is set to PHYSICAL if no WCS present.</tt></li>
<li><tt>06.28.2016 3D: fixed yet another problem with rendering speed.</tt></li>
<li><tt>07.01.2016 FITSY++: look for MJD_OBS if MJD-OBS is not present.</tt></li>
<li><tt>07.05.2016 IMGSRV: simplify code.</tt></li>
<li><tt>07.11.2016 IMGSRV: add support for VLSS.</tt></li>
<li><tt>07.12.2016 SIA: simple image access protocal implemented.</tt></li>
<li><tt><b>07.13.2016 RELEASE version 7.5b2</b></tt></li>
<li><tt>07.13.2016 SKYVIEW: updated survey options.</tt></li>
<li><tt>07.14.2016 IIS: fixed segv issue.</tt></li>
<li><tt><b>07.15.2016 RELEASE version 7.5b3</b></tt></li>
<li><tt>07.15.2016 TKBLT: upgrade to version 3.2.2.</tt></li>
<li><tt>07.15.2016 GUI: fixed an issue with sourcing init files and 'global ds9'.</tt></li>
<li><tt><b>07.15.2016 RELEASE version 7.5b4</b></tt></li>
<li><tt>07.21.2016 PRINT: scaling now implement without mods to Tk source code.</tt></li>
<li><tt>07.21.2016 PRINT: give up on postscript scaling to screen resolution. Print resolution of 72 equals screen resolution.</tt></li>
<li><tt>07.25.2016 TKHTML: updated to version 1.0.3, fixed an issues with corrupted screens under MacOSX.</tt></li>
<li><tt>07.26.2016 TCL/TK: update to version 8.6.5.</tt></li>
<li><tt>07.26.2016 BACKUP: fixed an issue with missing RGB channels.</tt></li>
<li><tt>07.27.2016 TCLLIB: update to version 1.15.</tt></li>
<li><tt>07.29.2016 PREFS: fixed a problem with name server.</tt></li>
<li><tt>08.12.2016 REGIONS: Sky Coordinates are now formated for precision of 1/1000 of arcsec.</tt></li>
<li><tt>08.16.2016 PLOT: fixed an issue with incorrect color for bar chart.</tt></li>
<li><tt>08.18.2016 BIN: pass all keywords except manitory and reserved.</tt></li>
<li><tt>09.02.2016 CONTOUR: new contour file format. DS9 can read/write the new contour file format while continue support for read the old contour file format.</tt></li>
<li><tt>09.06.2016 CONTOUR: can read contour levels from new format while continue support for read and write old contour levels format.</tt></li>
<li><tt>09.09.2016 REGION: fixed a problem where RULER was not using the default length format.</tt></li>
<li><tt>09.14.2016 POSTSCRIPT: fixed a problem with PS level 3 images.</tt></li>
<li><tt><b>09.16.2016 RELEASE version 7.5rc</b></tt></li>
<li><tt>09.16.2016 MACOSX: add NSHighResolutionCapable attribute to info.plist to support Retina displays.</tt></li>
<li><tt>10.05.2016 REGION: fixed a problem when contour "Convert to Polygons" created polygon regions. Saving or listing the regions caused a Segv.</tt></li>
<li><tt>10.05.2016 REGION: fixed a problem saving or listing regions in WCS when no WCS is defined for the FITS image. The regions file was corrupted.</tt></li>
<li><tt>10.05.2016 REGION: fixed a problem with Composite Regions not properly updating when created. The region was not displayed properly.</tt></li>
<li><tt>11.10.2016 MAGNIFIER: added check to prevent a SEGV in rare cases.</tt></li>
<li><tt>11.15.2016 GUI: added check for bad "tk scaling" command results, which can occur with high resolution monitors.</tt></li>
<li><tt><b>12.15.2016 RELEASE version 7.5</b></tt></li>
<li><tt>12.15.2016 AST: updated to version 8.3.0.</tt></li>
<li><tt>12.15.2016 TCL/TK: updated to version 8.6.6.</tt></li>
<li><tt>12.15.2016 LIBXML2: updated to version 2.9.4.</tt></li>
<li><tt>12.15.2016 LIBXSLT: updated to version 1.1.29.</tt></li>
<li><tt>12.15.2016 FUNTOOLS: updated to version 1.4.7.</tt></li>
<li><tt>12.15.2016 TCLLIB: updated to version 1.18.</tt></li>
<li><tt>12.15.2016 XPA: updated to version 2.1.18.</tt></li>
<li><tt>12.28.2016 BUILD: now builds properly on OpenSUSE.</tt></li>
<li><tt>01.03.2017 TKIMG: updated to version 1.4.6.</tt></li>
<li><tt>01.03.2017 WCS: fixed a problem with FITS WCS files that use PCx_x keywords. Bug may have been introduced with version 7.4.</tt></li>
<li><tt>01.04.2017 BUILD: Simplify Master build.</tt></li>
<li><tt>01.05.2017 TCLZVFS: updated TEA 3.10.</tt></li>
<li><tt>01.05.2017 TKBLT: updated TEA 3.10.</tt></li>
<li><tt>01.05.2017 TCLCHECKDNS: updated TEA 3.10.</tt></li>
<li><tt>01.06.2017 TKMPEG: updated TEA 3.10.</tt></li>
<li><tt>01.06.2017 TCLIIS: updated TEA 3.10.</tt></li>
<li><tt>01.06.2017 TCLSIGNAL: updated TEA 3.10.</tt></li>
<li><tt>01.06.2017 TKWIN: updated TEA 3.10.</tt></li>
<li><tt>01.06.2017 TKMACOSX: updated TEA 3.10.</tt></li>
<li><tt>01.09.2017 TKHTML1: updated TEA 3.10.</tt></li>
<li><tt>01.09.2017 TKSAO: updated TEA 3.10.</tt></li>
<li><tt>01.11.2017 TKTABLE: updated TEA 3.10.</tt></li>
<li><tt>01.12.2017 GUI: fixed a problem with horizontal and vertical graphs when image is zoomed out.</tt></li>
<li><tt>01.13.2017 TCLXML: updated TEA 3.10.</tt></li>
<li><tt>01.13.2017 BUILD: Master build updated TEA 3.10.</tt></li>
<li><tt>01.13.2017 BUILD: DS9/unix updated TEA 3.10.</tt></li>
<li><tt>01.13.2017 BUILD: DS9/macosx updated TEA 3.10.</tt></li>
<li><tt>01.13.2017 BUILD: DS9/win updated TEA 3.10.</tt></li>
<li><tt>01.13.2017 MACOSX: complete new distribution package.</tt></li>
<li><tt>01.26.2017 TKCON: updated TEA 3.10.</tt></li>
<li><tt>01.31.2017 XMM: Epic PN template updated.</tt></li>
<li><tt>02.04.2017 WINDOWS: complete new distribution package.</tt></li>
<li><tt>02.06.2017 WINDOWS: enabled pthreads suppport.</tt></li>
<li><tt>02.07.2017 TCLIIS: added support for windows WINSOCK2.</tt></li>
<li><tt>03.03.2017 WCS: fixed a problem with position angle of regions in case of WCS linear.</tt></li>
<li><tt>03.03.2017 WCS: No longer use DATE or EPOCH to determine date of observation if MJD-OBS or DATE-OBS is not present.</tt></li>
<li><tt><b>xx.xx.2017 RELEASE version 7.6b1</b></tt></li>
</ol>
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