Compute parameters to produce regular grid and add new internal points according to calculated values.
Use intervals as an additional parameters to determine regular grid for BSpline surfaces.
Test case for issue CR25519
Correction of test case for issue CR25519
Correction of test cases for issue CR25519
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