[ANALYZER-2391] - Data format is only applied to outer ring values in Sunburst chart
* Added JSDocs
* Added accessors for existing number style options
* Added the groupSizes field and accessor
* Setting a mask now does not compile it immediately, so that additional options that affect compilation (like groupSizes will) can be specified.
  The mask is compiled in #format, on first use.
[ANALYZER-2391] - Data format is only applied to outer ring values in Sunburst chart
* Implemented group separator.
* Slight refactor to the compileSectionPart function.
[ANALYZER-2391] - Data format is only applied to outer ring values in Sunburst chart
* Fixed issue in group separator vs comma scaling detection.
* Added unit tests for all the implemented features.
* Added a #configure method to allow direct configuration given a JSON (possibly a locale format info object).
[ANALYZER-2391] - Data format is only applied to outer ring values in Sunburst chart
* Fixed non-standard use of [] to access characters of a string.
[ANALYZER-2391] - Data format is only applied to outer ring values in Sunburst chart
* Escaping using the string literal.
Merge pull request #75 from dcleao/ANALYZER-2391

[ANALYZER-2391] JSDocs, Accessors, Group separators, Unit tests