Remove unused modal call

This is already being accomplished in mediatools.js
Fix modal call for embed
Style the embed modal

It was hard to read and did not look good.  Black background, gray text, etc.
Make share link text visible

It was white-on-white
Make the media title text easier to read

on the share bar
Merge pull request #201 from mfairchild365/fixes

Fixes for embed modal and share menu
Add a helper method for userCanDelete
No need to pass the feed to handleDeleteMedia()
Move javascript to confirm delete out of html
Throw permission and other exceptions before media is rendered
Merge pull request #202 from spennythug/TODOs

Todos
Make the delete button a different color
Add a delete button for media
Merge branch '4.0_template' of github.com:unl/UNL_MediaHub into delete-forms
Add functionality to delete feeds

This was missing and was pretty easy to add.
Reuse delete js

A javascript file was not shared among both media and feeds, so I created one.
Add a test to ensure deletion of media is working
Add some namespace elements to mock feed data
Add a delete test for feeds

will ensure that related entries are being removed
Merge pull request #204 from spennythug/TODOs

Todos