Include file cleanups..

Add <limits.h> to the include files handled by "cache.h", and remove
extraneous #include directives from various .c files. The rule is that
"cache.h" gets all the basic stuff, so that we'll have as few system
dependencies as possible.

1 files changed, 0 insertions, 1 deletions

diff --git a/delta.c b/delta.c
index 05ef7fd6e4..b31957a1d3 100644
--- a/delta.c
+++ b/delta.c
@@ -5,7 +5,6 @@
 #include "tag.h"
 #include "delta.h"
 #include "cache.h"
-#include <string.h>
 
 /* the delta object definition (it can alias any other object) */
 struct delta {