refresh bootstrap tagsinput on page load
remove static pages
add carrierwave gem to manage file attachments
generator post image uploader
add image filed to posts table
add image uploader to posts
test post responding to image
add image field to posts form
add translation for post image
add image to post params
ignore public/uploads
create a white list of uploadable images
add medium and small size of images
add rmagick gem for manipulating images
use rmagick to generate image different size and formats
require rmagick as RMagick(fix OS X bug)
add image to posts
style posts image
style tags position
add horizontal line below each post