Fix wiring on tags admin

Summary:
- Fixing T170
- Avoid dupe tag listings
- Combine post and user list info partials into a single reusable partial
  Move listInfo and pagination partials into global App.handlebars file
  Standardise on using js- prefixes when updating pagination elements
- Fix up classes used for filtering and sorting tags listing
- Fixing indenting in Workspace SCSS files
- Make tags admin actions work again
- Update UserListView.showHideBulkActions() to fix reversed disabled class: Class was disabled when it should have been enabled.
- Fix Manage Tags menu icon
- Add disabled style for action-bar. Need to find better color

Todo:
- Better style on disabled buttons https://www.dropbox.com/s/0g85c1jpqoinycz/Screenshot%202014-04-03%2015.07.04.png
- Fix sorting

Test Plan:
- Go to 'Manage tags'
- Check each bulk action works
- Check select all works
- Check individual actions work
- Check creating a tag works
- Confirm paging and sorting works

Reviewers: shadowhand, seth, eyedol

Reviewed By: eyedol

Maniphest Tasks: T170

Differential Revision: https://phabricator.ushahidi.com/D27