Pull request #669: CAS-13786
Merge in CASA/casa6 from CAS-13786 to master
* commit 'd636740f33de029a5751ac9088ed4012e24a3031':
Modify type checking to slighty more cleaner way
Fixed some bugs in almastktestutils and added more tests
remove old copy of the tests
Added more tests
Added tests for almastktestutils
Add tests for almastktestutils
Minor typo fixes
Renamed update_subsetExpvals to update_expdict_subset and added some more information in the docstring