Merge pull request #19 from tribal-tec/master

Fix VS2012 build
Bump CMake subtree
Fix travis
Fix build against V2 lunchbox API
Revert to lunchbox::sleep since boost::thread is broken in 1.56

Conflicts:
	CMake/FindPackages.cmake
Merge pull request #20 from eile/master

Revert to lunchbox::sleep since boost::thread is broken in 1.56
Update after DASH change