7000 ENHANCEMENTS
1. 132 Column wide listings.
2. Error for end quote missing on MLIB.
3. Error for no $IF given before a $ELSE.
4. Undefined symbols passed to a macro give user a warning to the screen.
5. Error for a symbol that has been equated to an external reference that
has not been REF'd itself.
6. Tabs are allowed between fields of $ASG and $VAR.
7. Performs better boundry checking for operands.
8. Detects if more than one operand is provided to single operand instructions.
9. Error for ommitted second operand in LARK instruction.
10. Error reported for MAR -* and MAR +* .