Patch #1504046: Add documentation for xml.etree.

/F wrote the text docs, Englebert Gruber massaged it to latex and I
did some more massaging to try and improve the consistency and
fix some name mismatches between the declaration and text.

Doc/Makefile.deps

@@ -270,6 +270,7 @@ LIBFILES= $(MANSTYLES) $(INDEXSTYLES) $(COMMONTEX) \
 	lib/xmlsaxhandler.tex \
 	lib/xmlsaxutils.tex \
 	lib/xmlsaxreader.tex \
+	lib/libetree.tex \
 	lib/libqueue.tex \
 	lib/liblocale.tex \
 	lib/libgettext.tex \

Doc/lib/lib.tex

@@ -171,6 +171,7 @@ and how to embed it in other applications.
 \input{xmlsaxhandler}
 \input{xmlsaxutils}
 \input{xmlsaxreader}
+\input{libetree}
 % \input{libxmllib}
 
 \input{fileformats}		% Miscellaneous file formats

Misc/NEWS

@@ -140,6 +140,7 @@ Documentation
 
 - Patch #1509163: MS Toolkit Compiler no longer available.
 
+- Patch #1504046: Add documentation for xml.etree.
 
 What's New in Python 2.5 beta 1?
 ================================