epedev-292-293-302-483
create new content type web resource
modify file resource edit form to be 2 steps form to separate adding/editing web vs file resource
integrate web resource into multimedia (youtube, vimeo) & document (slideshare) search
modify Data investigation to incorporating rendering of web resources (oembed)
modify multimedia & document api to handle new web resource in its returned output
modify resource browser to handle web resource record rendering
epedev-483: allow Data Investigation's background slideshow to embed all resources
epedev-292-293-302-483
modify epe content type resource api by separating json output and query output so Data investigation module can access query output directly without going through curl
modify data investigation slideshow to show thumbnail instead of playable iframe
modify data investigation navigation to refresh iframe when use navigate through the tab
Merge branch 'epedev-3.5-ay-292-302-293' into epedev-3.7-ay-292-293-302-483
Merge pull request #46 from ooiepe/epedev-3.7-ay-292-293-302-483

Resolves #292, 293, 302 and 483 
Adds support for external resources in the resource database 
And within the Intro/Background slideshows and Exploration parts of the DIB