Various fixes for Elastic IPs landing page.  Observing a conflict between Foundation 5 and AngularJS w.r.t. dropdown buttons.
Insane CSS workaround for borked Foundation 5 dropdown buttons.  GUI-55
Right-align button dropdown menus on landing pages and add drop shadow for visibility.  GUI-55
Move instance choices for associating an Elastic IP with an instance to the form class rather than the view to keep things DRY, since we’re going to use the form on the landing page as well.
Allow an Elastic IP to be associated with or disassociated from an instance on the landing page (tile view).  GUI-55
Allow an Elastic IP to be released from the landing page.  GUI-55
Display validation error message on missing input for number of Elastic IPs to allocate.  GUI-55
Restore sorting keys on Elastic IPs landing page.
Allow associate/disassociate/release actions from landing page table view.  Better positioning approach for button dropdown menus.  GUI-55
Move modal dialogs for Elastic IP operations (associate, disassociate, release) to a reusable panel to keep things DRY.  GUI-55
Minor style changes for Elastic IPs landing page table view.  GUI-55
Merge branch 'develop' into GUI-55

Conflicts:
	koala/routes.py
Merge pull request #30 from eucalyptus/GUI-55

GUI-55: Elastic IPs Landing Page Redux