Merge branch 'lh/cache'

* lh/cache:
  Add page 'ls_cache'
  Redesign the caching layer

cgit.h

@@ -136,6 +136,7 @@ struct cgit_config {
 	char *root_readme;
 	char *script_name;
 	char *virtual_root;
+	int cache_size;
 	int cache_dynamic_ttl;
 	int cache_max_create_time;
 	int cache_repo_ttl;