- added drag & drop event support
 * visual-editor re-fires custom events (text-dropped, files-dropped)

- added a hackish workaround for the dual three.js libs (browser, browserified)
 in a temporary "addToScene" method in the visual editor
- added drag & drop support (uses parsers stores + custom drop events
supplied by visual editor)
 * needs a few workarounds/hacks for now because of the dual three.js
libs (browser & browserified node.js one)