assets preview
javascript asset preview
custom assets, preview on trusted projects
changes on custom projects
miss the project asset auth
Numerous small bugfixes.
Merge branch 'calonso-conabio'

Trusted projects to grant access to custom proj and proj assets.

Conflicts:
	app/views/projects/_form.html.erb
	public/javascripts/translations.js
A number of small changes and tests for trusted projects.
Minor fixes for place creation, re-instating area cap on check listed
taxa for a while.
Moved about section up for bioblitz projects.