0.10.0

• Improve tests for checking "clickthroughUrl" interpolation
• Add tests for elasticsearch query results, both for table- and timeseries-data
• Interpolate datapoint field values with __field_ prefix into transformation
  data, now also for elasticsearch queries.
• Add data formatter test for "json result"
• Add handling for data coming from datasources using dataframes. Thanks, @sarahleon!