BUG: Removed ambiguity in GTM routines import directory for MUnit tests

CMake now generates a different script from RoutineImport.py.in based on
whether it is importing routines for a fresh VistA installation or importing
routines for MUnit tests.

OSEHRA-Id:http://issues.osehra.org/browse/OAT-86
Change-Id: I6cef1f74f1e6437a34b0959f50514107a702194c