GIT 0.99.7c

Contains the following post-0.99.7b fixes:

 - rsh.c string termination fix by H. Peter Anvin
 - further fetch fixes by Sergey Vlasov
 - diff-tree documentation by Robert Watson.
 - 'git diff --cached' synonymous to 'git diff --cached HEAD'.
 - subprocess.py licensing status clarification.

Signed-off-by: Junio C Hamano <junkio@cox.net>

1. a7e66ae [PATCH] Make do_each_ref() follow symlinks. by Matt Draisey · 20 years ago
2. 4ec99bf [PATCH] -Werror fixes by Timo Sirainen · 20 years ago
3. 99a0a6e Make "for_each_ref()" always use the "canonical" refname. by Linus Torvalds · 20 years ago
4. 2f34ba3 Fix silly thinko in "head_ref()" by Linus Torvalds · 20 years ago
5. 723c31f Add "git_path()" and "head_ref()" helper functions. by Linus Torvalds · 20 years ago
6. 6cada6a Clean up output of "for_each_ref()" when GIT_DIR is "." by Linus Torvalds · 20 years ago
7. 944d858 Fix up "for_each_ref()" to be more usable, and use it in git-fsck-cache by Linus Torvalds · 20 years ago
8. 8a65ff7 Generalize the "show each ref" code in receice-pack by Linus Torvalds · 20 years ago
9. 95fc751 [PATCH] Operations on refs by Daniel Barkalow · 20 years ago