Build test executables only on 'make check'
Merge branch 'cmake_submission'

Conflicts:
	liboptv/tests/CMakeLists.txt
Resolve some issues related to merging the 'make check' feature with the latest state of master that includes the parameters feature.
Alex pointed out that 'check' as a target name is taken on some systems. Changing to 'verify'
Merge pull request #25 from yosefm/master

Introduce 'make verify' target.