Merge pull request #50 from midasplatform/tracker-tweaks

Tracker tweaks
Properly supporting branch trend removal.
Merge pull request #51 from midasplatform/tracker-trend-remove-fix

Properly supporting branch trend removal.
Fix MIME type computation
Merge pull request #52 from jamiesnape/FixMIMEType

Fix MIME type computation
ENH: Adding a callback for adding to the scalar detail view.
Merge pull request #53 from midasplatform/tracker-scalar-detail-callback

ENH: Adding a callback for adding to the scalar detail view.
Delete some redundant files
Default environment to production to improve performance/security for forgetful admins
Remove broken MongoDB support
Fix capitalization in sidebar
Make spelling of "email" consistent
Fix capitalization of "API" and some form labels
Replace deprecated functions
Remove duplicate keys in MIME types array
Remove redundant commas and semicolons in JavaScript
Fix syntax errors in SQL

Seems the references were not required anyway
Add missing comma in PHP file in visualize module
Tweak some empty HTML elements
Remove some redundant local variables