scanner.py: Removing globals, removing whitespace
scanner.py: Building scanner class
scanner.py: Moving helper functions in class methods
scanner.py: Adding self to helper methods
scanner.py: Moving keywords and operators tables within class
scanner.py: minor changes to scanner class
scanner.py: Testing scanner class
Creating package
scanner.py: Creating scan method
emulator.py: Calling scan method
scanner.py: Able to build strings
scanner.py: Adding some comments