removed unused PLazyNonTerminal
refactoring in MachineContext
adding vm code with new ParsingContext
merging ParsingContext with ParsingContext2
renaming ParsingStream
adding opIndent
renaming PTerm for PTerminal
removed left from simpleMatch
update formatter
replacing opMatchText in simpleMatch
refactored formatter
bugs fixed in failurePosition
removed # from tagname
removed UStringBuilder..
introducing value in ParsingObject
<deprecated msg e>
bugs fixed at parseChunk
updating c.p4d
disabled memo
bugs fixed at ParsingSource