Add hoverongaps to heatmap and contour for suppressing hovers on missing data#4291

Merged

archmoj merged 4 commits intomasterfrom

hover-on-missing-data

Oct 23, 2019

Commits on Oct 18, 2019

implement hovergaps false option for heatmap and contour traces
archmoj
committed

Commits on Oct 21, 2019

Commits on Oct 22, 2019

revert heatmap hover and only return early when z is undefined and hoverongaps is false
archmoj
committed