Enforcing that _computeLayout must be called before _render
Don't render unless width/height > 0
Changing test message
Adding unit test to assert no render until width/height > 0
Using _anchor/_setup calls
Merge branch 'develop' into renderOnlyWhenReady

Conflicts:
	test/core/componentTests.ts
	test/tests.js
Concat tests
Removing animation part on unit test
Merge branch 'develop' into renderOnlyWhenReady

Conflicts:
	plottable.js
	src/components/abstractComponent.ts
Merge pull request #1229 from palantir/renderOnlyWhenReady

[AbstractComponent] - Enforcing that _computeLayout must be called before _render