completed:lab1,part_1_lexer,without dealing with // very well
branch parser created
Not completed: parseMainClass(),parser.java:400
dealing with parseValDels and parseMethodDelcs
successfully parse Factorial.java, still need fix to parse other files
Completed:lab1, part2_parser, finally. Now we can move on to lab2
lab2 before merge
lab2 after merge, without running test