[ANALYZER-2285] - Integrate D3 Protovis Replacement framework into CCC
* Changed implementation of contentWidth/Height getters
[ANALYZER-2285] - Integrate D3 Protovis Replacement framework into CCC
* _vlayer field is now a global variable, affecting every cgf element.
[ANALYZER-2285] - Integrate D3 Protovis Replacement framework into CCC
* More global _vlayer refactoring.
[ANALYZER-2285] - Integrate D3 Protovis Replacement framework into CCC
* Layout configured as a builder and setting output properties built values back.