Merge branch 'tb/ref-filter-multiple-patterns'

"git for-each-ref" with multiple patterns have been optimized.

* tb/ref-filter-multiple-patterns:
  ref-filter.c: find disjoint pattern prefixes

diff --cc ref-filter.c
index 791f0648a6edc4ecc4629865393703d9b1e4a227,3e10fd647b516d45dd03b596bc9162739af7262d..56528caafd59c90de18b9fa951cf45d64712d59d
--- 1/ref-filter.c
--- 2/ref-filter.c
+++ b/ref-filter.c
@@@ -20,8 -20,7 +20,9 @@@
  #include "commit-slab.h"
  #include "commit-graph.h"
  #include "commit-reach.h"
 +#include "worktree.h"
 +#include "hashmap.h"
+ #include "argv-array.h"
  
  static struct ref_msg {
        const char *gone;