fixed: operators defined in modules with ModuleSuffix attribute are not taken into account during determining unused opens
Merge pull request #905 from vasily-kirichenko/fix-unused-opens-for-operators

fixed: operators defined in modules with ModuleSuffix attribute are not .taken into account during determining unused opens
Initial import of AddReferenceInFSI

Thanks to Tao Liu for the source code.
Integrate AddReferenceInFSI to VFPT
Remove the use of fully qualified namespaces
Add an option to disable the feature