refector - add update in layer
Merge branch 'developer' of github.com:c37/plane into developer

Conflicts:
	dist/plane-3.0.0.amd.js
	dist/plane-3.0.0.amd.min.js
	dist/plane-3.0.0.js
	dist/plane-3.0.0.min.js
	src/plane.js
	src/structure/tool.js