GIT 0.99.8c

Contains the following fixes since 0.99.8b:

Jonas Fonseca:
      Fix usage of carets in git-rev-parse(1)

Junio C Hamano:
      Give proper prototype to gitstrcasestr.
      Make sure 'make install' does not have to rebuild templates.
      git-tag: update usage string and documentation.

Kai Ruemmler:
      s/checkout-cache/checkout-index/g for Documentation/git-ls-files.txt
      teach git-status about spaces in filenames
      ignore new git-diff index header when computing patch ids

Paolo 'Blaisorblade' Giarrusso:
      Fix git-verify-tag for light-weight tags

Robert Fitzsimons:
      Fix wrong filename listing bug in git-ls-tree.

1. 8098a17 Add git-symbolic-ref by Junio C Hamano · 20 years ago
2. 6b5ee13 Diff clean-up. by Junio C Hamano · 20 years ago
3. a9ab586 Retire support for old environment variables. by Junio C Hamano · 20 years ago
4. 5f5608b [PATCH] Make .git directory validation code test HEAD by Linus Torvalds · 20 years ago
5. 828cc61 [PATCH] Export relative path handling "prefix_path()" function by Linus Torvalds · 20 years ago
6. f332726 [PATCH] Improve handling of "." and ".." in git-diff-* by Linus Torvalds · 20 years ago
7. a579def [PATCH] Fix test failure due to overly strict .git directory tests by Linus Torvalds · 20 years ago
8. d288a70 [PATCH] Make "git diff" work inside relative subdirectories by Linus Torvalds · 20 years ago