Updated navigation to include "Blog" and to also be more useful when an Author or Admin is logged in.
Initial UI improvements for the Post scaffold.
Integrated AddThis Smart Layers
Initial UI refactor of the post show page.
Added will_paginate and sanitize gems.
Added editable_by? helper method to post model.
Blog post scaffold UI styling.
Added carrierwave and rmagick gems.
Initial integration of an ImageUploader for the Posts model.
Implemented Image Uploader for posts.
Refactored post views to support images.
editable_by? should handle a nil user.
Merge branch 'feature/blog-ui' into develop