[Bug Fix] Fixing build on OS X (closes #4)
[Bug Fix] Fixing build on OS X (closes #4)

By enforcing google testing framework to use own tuple implementation, instead of <tr1/tuple>, which is legacy.
Also rearranged some function calls in CMakeLists.txt.

antmat/blackhole,noxiouz/blackhole,3Hren/blackhole,antmat/blackhole