This is a maintenance release for the 4.7 branch
Fixes
- FIX: Ensure contiguous inputs to points_in_polygon (#409 & #410)
- FIX: Handle multiple plots in LegendHighlighter (#403)
- FIX: alias six.moves as sm (#401)
- FIX: Respect visibility in the LegendHighlighter (#402)
- BUG: Fix use of itertools.chain() (#394)
