Merge branch 'dw/diff-highlight-makefile-fix'

Build clean-up. * dw/diff-highlight-makefile-fix: diff-highlight: add clean target to Makefile

Junio C Hamano committed Sep 19, 2017 at 10:47 UTC 1f1ea329b929ef2b45b85a9a4b2efa3c299196e4

No changes.