Merge pull request #7646 from alalek:cmake_ccache
authorVadim Pisarevsky <vadim.pisarevsky@gmail.com>
Tue, 22 Nov 2016 13:35:43 +0000 (13:35 +0000)
committerVadim Pisarevsky <vadim.pisarevsky@gmail.com>
Tue, 22 Nov 2016 13:35:44 +0000 (13:35 +0000)

Trivial merge