added dashboard tabs and moved file list to those tabs
Merge pull request #426 from bmaddy/tabs

Dashboard Tabs
Only put the javascript for tinymce on the page one time.
This allows the javascript test to pass.
Allow users to add files to collections. Use the Boostrap modal rather than a custom modal.
Merge pull request #424 from projecthydra/fix_add_to_collections

Fix add to collections
Put revert and update actions in the Actions module
Encapsulate browse_everything upload in a module
Merge pull request #431 from projecthydra/revert_and_update_actions

Put revert and update actions in the Actions module
Merge pull request #432 from projecthydra/encapsulate_browse_everything

Encapsulate browse_everything upload in a module
Eliminate double save and stop using exceptions for flow control
Merge pull request #433 from projecthydra/no_exception_flow_control

Eliminate double save and stop using exceptions for flow control
Generate thumbnails for office documents