Documenting parser class
parser.py: Adding op parameter to Parser class
emulator.py: Properly initializing parser
Updating documentation for parser
Updating todo list for parser
Passing on parser method
Cosmetic changes for comment style
parser.py: Adding empty helper methods for tokens
parser.py: Adding more empty methods for processing various tokens
scanner.py: Adding proper token names for boolean, char, integer, real
parser.py: Adding empty helper methods for operator tokens
parser.py: Adding helper methods for processing operator tokens