Display interactive content in Teacher Edition authoring preview 
Display interactive content in Teacher Edition authoring preview 

PT Story: https://www.pivotaltracker.com/story/show/176744249

[#176744249]

* Add renderInteractiveAuthoringPreview to plugin script onload
concord-consortium/lara,concord-consortium/lara,concord-consortium/lara,concord-consortium/lara,concord-consortium/lara