Test parse rules are improved to recognize messages with word 'fail' or 'failure' as errors.
Test cases are corrected accordingly (TODO or REQUIRED statements added where fail messages were not noticed previously).
Unstable test cases were reviewed
Modified test cases using checktrend command
Modified test cases for Linux platform
Modified test cases for Debug mode
Modifications:
1.Test cases
2. locate_data_file from DrawResources/TestCommands.tcl
Fix for mesh end
Adjusting testing cases for current state of master using new organization of data files