Decomposing TextBox.
More decomposition.
Got build back working.
Pulling out TextBox from TextBoxView.
Removing unused enum.
Inciting reactions with proper this scoping.
Fixing initialization of scroll content presenter scroll data.
Fixing mouse button down for textbox.  Fixing focus.
Merge branch 'textbox' into minerva

Conflicts:
	Fayde.js
	src/Runtime/React.ts