Added an extra boundary check that was missing to as6502_replaceSymbolInLineAtLocationWithText, replaced the start_over goto/label, and made the symbol replacement dereference logic more uniform
Added an extra boundary check that was missing to as6502_replaceSymbolInLineAtLocationWithText, replaced the start_over goto/label, and made the symbol replacement dereference logic more uniform


git-svn-id: dd14d189f2554b0b3f4c2209a95c13d2029e3fe8@1096 96dfbd92-d197-e211-9ca9-00110a534b34

RyuKojiro/v6502