index.c: Fix some memory leaks reported by valgrind
tree5b8d181255a470f94b987665109d386d9cb8b421
-rw-r--r-- 1169 .HEADER
-rw-r--r-- 81 .gitignore
-rw-r--r-- 2689 CONVENTIONS
-rw-r--r-- 18760 COPYING
-rw-r--r-- 5064 Makefile
-rw-r--r-- 519 api.doxygen
-rw-r--r-- 2709 git.git-authors
-rw-r--r-- 232 libgit2.pc.in
drwxr-xr-x - src
drwxr-xr-x - tests