xor passed first test
mov passed first test
SUB test
test CMP
test CMP
test JMP
test JEQ
some refactoring
pep8
fix jmp, jeq offset
refactor raise not implemented
blink_led first success
fix register addresses
refactor blink_led.py
Merge branch 'master' of github.com:r0nald/msp430-emulator-test