Issues Updated & Amendments made

Removed exception handling and added function to bypass
Error on doWhile fixed

Error fixed on doWhile crashing (was comparing to a null)
Error messasges reduced for spec
Fixed unary operators

No longer count as operators for purposes of 2 operators in a row
debugging added
toString Modified, errors for debugging put in
Issues updated
Fixed Error - invalid input ends reading

Fixed error where invalid input did not stop reading.