[PATCH] git bugfixes and cleanups, mainly Debian things

Generate docs for gitk. Install them in the right deb package.
Signed-off-by: NTommi Virtanen <tv@debian.org>
Signed-off-by: NJunio C Hamano <junkio@cox.net>

Documentation/Makefile

-MAN1_TXT=$(wildcard git-*.txt)
+MAN1_TXT=$(wildcard git-*.txt) gitk.txt
 MAN7_TXT=git.txt
 
 DOC_HTML=$(patsubst %.txt,%.html,$(MAN1_TXT) $(MAN7_TXT))

debian/git-tk.files

 /usr/bin/gitk
+/usr/share/man/man1/gitk.*
+/usr/share/doc/git-core/gitk.*