Improve editor#54

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WeersProductions wants to merge 7 commits intoPhong13:masterfrom

WeersProductions:improved_editor

Commits on Mar 4, 2019

Commits on Mar 14, 2019

Cleanup
WeersProductions
committed

Commits on Mar 22, 2019

Remove vertices
WeersProductions
committed

Commits on Apr 5, 2019