Handle abbreviated union types for code generation
Handle uppercase field names
Fix compilation error & failing test
Use active pattern utils
Add InternalsVisibleTo attribute to build script
Functionalize code
Merge pull request #703 from OkayX6/handle-type-abbrev-code-gen

Handle abbreviated union types for code generation
Add a handler to process type check errors

Related to #711.
Clear F# project cache when current solution is closed.
Add messages showing recovery progress
inherited class & proper abstract keyword handling
Refactor conditional logic of abstract member
Add ignored test for generic constraints
Add test for record extension members
Add test for union type extension members
Add test for class extension members
Various cleanup
Handle possible BaseType failure
Special formatting for properties with setter
Add ignored tests for static constraints