Version 0.2: changes from version 0.1
	- placed SECTION directive before anything else
	- added 'M' and 'N' codes to reference 'M' and 'N' registers
	- added -msect-prefix- and -msect-name- options
	- fixed jump table bug which fetched the destination address from
	  X: space rather than P: space
	- added safe compare before an "add" or "sub"

