push implementation details of ICodeGenerator::print() into InstructionStream so they can be shared with ICodeModule. copy variableList from ICodeGenerator to ICodeModule. s/ScringAtom/const StringAtom/ in gencode.pl, regenerate vmtypes.h git-svn-id: svn://10.0.0.236/trunk@68276 18797224-902f-48f8-a5cc-f745e15eee43