Basic reactive PolygonVisual
Added reactive ellipse
Minor changes, reactive regular polygon and example
Tweaked examples and code
Renamed reactive_visual to reactive_polygon
Minor fixes
Merge pull request #353 from mssurajkaiga/reactive-visuals

WIP: Reactive Visuals
FIX: Fix tests on windows, remove dep for tests
Merge pull request #357 from Eric89GXL/read-png

FIX: Fix tests on windows, remove dep for tests
FIX: Fix examples
Merge pull request #349 from Eric89GXL/fix-exs

FIX: Fix and reorganize examples
Merge pull request #366 from Eric89GXL/better-sdf

ENH: Better text SDF calculation
WIP: mplexporter / pyplot interface
FIX: Py3k
FIX: Quieter nose
FIX: Cleaner example [ci skip]
WIP: Some text support [ci skip]
FIX: Fix text
WIP
WIP