renamed datafile_metadata to more general datafile_details
contextual views, UI/templating prototype in-progress
Contextual views with hard-coded schema mapping
no selection button for datafile information type when only one is available
contextual views now call apps defined in settngs.py DATAFILE_VIEWS, metadata hardcoded default
toggling buttons in javascript
changed jquery load to getScript for javascript execution in embedded views
reverting change, wasn't needed
removed redundant try..except
unit test for contextual views
documentation for contextual views