Remove unnecessary divs. Pass chart styles to dashboard. #237

Update typescript to 3.0 to fix emitted types.

Added ChartEditor code and examples.

Added Toolbar Support.

Added Custom rendering for chart dashboards.
Dropped support for React < 16.3
Added Controls Support.

Breaking Changes :

Peer React & ReactDom dependencies bumped to >= 16.3

Add spreadSheetUrl and spreadSheetQueryParameters props.

Compile down to es5. Switch main to cjs build.

Fix Gantt Chart type.

Fix Table Chart type.

Add different builds for esm and umd. Switch to rollup. #220 #222

Add support for all data formatters.