Add new sex.(b,s) instructions...  Remove PC fix.

this version of emulator handles pc differently hence the confusion
	with adjusting the pc...  differences discovered and found
	making the fix unnecessary.

	modified:   src/include/libmoxie-config.h
		remove config for pc fix...  etc.

	modified:   src/include/libmoxie-opcode.h
		add sex.b and sex.s instructions

	modified:   src/libmoxie/moxie.c
		remove pc fix operations
		add sex.b and sex.s instructions