Merge branch 'master' of github.com:JerrySievert/Terraformer
Merge branch 'master' of github.com:Esri/Terraformer
Merge branch 'master' of github.com:Esri/Terraformer
add isConvex()
zero angle should not change results
Merge branch 'master' of github.com:JerrySievert/Terraformer
add tests for isConvex()
Merge branch 'master' of github.com:JerrySievert/Terraformer
better convex hull check
Merge branch 'master' of github.com:JerrySievert/Terraformer
fix misplaced returns
Merge pull request #235 from JerrySievert/master

add isConvex()