Merge pull request #25 in CASA/casa6 from CAS-12804 to master
* commit '909126012aaf9869f8f86ed4eee91fb5483ecc78':
changed permissions on copies of mmscaltabels to avoid a read permission error in casa6
Removed test_applycal from CMakeLists and unittests_list
Removed old applycal test
Merged test_applycal and test_req_task_applycal