[impala] Toggle selected facet
[impala] Fetch fields of current dashboard
[impala] Select and query only the selected fields
[impala] Added database and table dropdowns
[impala] New dashboard wizard
[impala] Added spinner to text facet
[impala] Update field list dynamically when creating a new dashboard
[impala] Adding Pie chart support
[impala] First pass on multi type facets
[impala] Adding Bar chart support
[impala] Adding Line chart support
[impala] Adding Timeline chart, Map and Filter support
[impala] Integrate bar chart data