copyright.tex: Add 1995 to copyright message.

lib.tex: add libimp; remove bogus warning about lineii.
libmath.tex: document hypot().
libmd5.tex: rename md5.md5() to md5.new().
libposix.tex: document chown().
libposixfile.tex: openfile() instead of fileopen().
libsocket.tex: document gethostbyaddr().
libtypes.tex: add footnote explaining why readline() keeps the newline.
ref3.tex: correct typos, add back*quotes to index.
ref4.tex: don't use \verb inside footnote.
ref5.tex: explain repr() and str() and add them + back*quotes to index.
ref6.tex: correct typo, don't use \verb in footnote.
ref7.tex: don't use \verb in footnote.

1 files changed, 10 insertions, 0 deletions

diff --git a/Doc/ref/ref5.tex b/Doc/ref/ref5.tex
index a4a7b53..af385aa 100644
--- a/Doc/ref/ref5.tex
+++ b/Doc/ref/ref5.tex
@@ -187,6 +187,9 @@ value prevails.
 
 \subsection{String conversions}
 \indexii{string}{conversion}
+\indexii{reverse}{quotes}
+\indexii{backward}{quotes}
+\index{back-quotes}
 
 A string conversion is a condition list enclosed in reverse (or
 backward) quotes:
@@ -214,6 +217,13 @@ dictionaries that contain a reference to themselves, directly or
 indirectly.)
 \obindex{recursive}
 
+The built-in function \verb@repr()@ performs exactly the same
+conversion in its argument as enclosing it it reverse quotes does.
+The built-in function \verb@str()@ performs a similar but more
+user-friendly conversion.
+\bifuncindex{repr}
+\bifuncindex{str}
+
 \section{Primaries} \label{primaries}
 \index{primary}