Changed the setup of the compiler project and the main method therein.
Added error handling using the ErrorManager.
Added declaration-reference to TIdentifier tokens.
Added a test-language, and set it to be ignored.
Implemented linker for helpers.
Renamed the list of states in the grammar.
Added declaration types for States and Tokens.
Added a production declaration type.
Moved declaration visitors. Added type parameter to StartVisitor method.
Added linking for ignored tokens.