Remodel posts to a more RESTful approach

Expand use of Angular to really use the abilities of the framework
Also upgrade to 1.2.0 since it's way better
Build up Post resource usage and define comment resource
Add comments to Post show

Change comments to use post instead of link
Enable posting comments using the JSON parsed request body
Build inline templates for comments
Reduce overall size of post show template
Add an ip whitelist for certain pages
Reenable CSRF using angulars XSRF token
Merge pull request #3 from tlunter/remodel_posts

Remodel posts