Update styles for Angular/Bootstrap/UI compatability

Twitter Bootstrap's modal feature needed v2.3 to work with
Angular-strap, which is a rewrite of Bootstrap's javascript
functionality in AngularJS syntax.  Styles/files updated
for compatability.
Add analytics list/show/poll functionality

For graph analytics, the following views and features added:
- controller and services for Analytics
- list, show, and input form for analytic calculations
- mock polling to get status of "running" jobs

TODO:
- integrate backend APIs to return proper JSON results
Merge branch 'analytics'
Merge pull request #5 from kylef-lab41/master

Create basic UI features for graph analytics (index/show/poll)