Output: Update `cvs_revision` number to indicate output change
Output: Update `cvs_revision` number to indicate output change

Update the file format revision number so tools can distinguish
the new content from that produced by older CastXML versions.

GitHub-Issues: CastXML/CastXML#52, CastXML/CastXML#55, CastXML/CastXML#56

ellert/CastXML,thewtex/CastXML,bradking/CastXML,CastXML/CastXML,bradking/CastXML,thewtex/CastXML,CastXML/CastXML,thewtex/CastXML,CastXML/CastXML,iMichka/CastXML,ellert/CastXML,iMichka/CastXML,ellert/CastXML,bradking/CastXML