Merge branch 'sb/refs-code-cleanup'

* sb/refs-code-cleanup: cache: remove unused function 'have_git_dir' refs: remove unused function invalidate_ref_cache

Junio C Hamano committed Nov 1, 2013 at 07:38 UTC e0fd1e3841ebe24aa1d1a6c1ebbb1673f1201927

No changes.