Added the word SEE

created const strings for common text to reduce the number of repeated
ocurances in Progam Memory.
JUMP, ZJUMP, and .ABORT now use relative offsets instead of absolute
addressing.
renamed "pnoPtr" to "pPNO".
All hexidecimal numbers are printed with prefix "$".
All binary numbers are printed with prefix "%".
All "getToken calls check for no token and throw an exception where ever
it makes sence.
Cleaned up debug code.