[ANALYZER-2391] - Data format is only applied to outer ring values in Sunburst chart
* First implementation of the Mondrian/VB number formatting utility pvc.numberFormat.
* Still missing: locale configuration, scientific notation, mondrian-compatibility review, integration with CCC's numeric dimensions.
Merge pull request #72 from dcleao/ANALYZER-2391

[ANALYZER-2391] - Data format is only applied to outer ring values in Sunburst chart