PyRosetta test suite

These tests are mainly focused on running PyRosetta build and unit tests.

build

Compile PyRosetta MinSizeRel build. Test will pass if compilation is successful and fail otherwise.

unit

Compile PyRosetta MinSizeRel build and run PyRosetta unit tests. Each unit test will be reported as separate sub-test. SubTest will pass if its script return zero status and fail otherwise.