Get rid of parse/parseAction duality
Get rid of parse/parseAction duality

May revisit later, if we need to optimize this.
Also, mark document as dirty if the designer passes changes back. Now,
need to modify designer to only pass changes back when something
changed.

mcanthony/ares-project,enyojs/ares-project,mcanthony/ares-project,enyojs/ares-project,enyojs/ares-project,mcanthony/ares-project,mcanthony/ares-project,enyojs/ares-project,mcanthony/ares-project,mcanthony/ares-project,enyojs/ares-project