Added medium Paperclip image style for masonry show pages. Updated large Paperclip image size and added to post show page. Updated post show page layout to be consistent with masonry style. Updated iframe and masonry box container sizes for show pages. Added edit post link if current user matches post user-author. Removed About_Page and Interest_About_Page controllers and models. Instead, created About, AboutInterest, and AboutUser  models and controllers. Created has_many_through, belongs_to, has_one relationships between about and interest and between about and user. Added corresponding routes in routes.rb file. Updated menubar on interest and user show pages to link about link to AboutInterest and AboutUser show pages.