[ANALYZER-2390] - Axis scale chart option only affects inner ring values in Sunburst chart.
* Specifying a converter for a dimension should clear any label previously read from a google-style cell. The converter, in general changes the value, so the label corresponding to the initial value is not, in general, valid.
Merge pull request #71 from dcleao/ANALYZER-2390

[ANALYZER-2390] - Axis scale chart option only affects inner ring values in Sunburst chart.