Updated todo
Removed power operator.
Better matching of decimals.
Updated parser test.
Statements iterations moved to visitor.
WIP Implemented type structure - TypeChecker now broken!
WIP Made visitors return generic type - typechecker still broken!
WIP Removed DataType enum and TypeInitializer - TypeChecker still broken!
Fixed TypeChecker!
Renamed Context to Environment
Refactored INodeVisitor from interface to abstract class
Put Environment inside visitor to prevent argument bloat