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. 7bf058f [PATCH] Plug memory leak in sha1close() by Sergey Vlasov · 20 years ago
2. f312de0 [PATCH] Let umask do its work upon filesystem object creation. by Junio C Hamano · 20 years ago
3. 4397f01 csum-file: add "sha1fd()" to create a SHA1 csum file from an existing file descriptor by Linus Torvalds · 20 years ago
4. 2700628 csum-file: fix missing buf pointer update by Linus Torvalds · 20 years ago
5. e180884 csum-file interface updates: return resulting SHA1 by Linus Torvalds · 20 years ago
6. c38138c git-pack-objects: write the pack files with a SHA1 csum by Linus Torvalds · 20 years ago