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.
added EXCLUDE_FROM_ALL to each line in CMakeLists.txt as understood from the yosefm/master and pull request #25