started to build a separate syntax check for CPs

src/tmltranslator/TMLCP.java

src/tmltranslator/TMLCPSyntaxChecking.java

src/tmltranslator/tmlcp/TMLCPActivityDiagram.java

src/tmltranslator/tmlcp/TMLCPSequenceDiagram.java

src/ui/GTMLModeling.java

src/ui/GTURTLEModeling.java