introduce carrierwave and related library
carrierwave_qiniu config and avatar uploader
add avatar field to users table
mount uploader avatar
profile route entries
update link urls with profile routes
setup a has_many association from user to slides
introduce and install kaminari
translations for kaminari
slide can retrieve first or default preview
default preview pictuer
profiles controller with show action implementation
default avatar
update stylesheet
uploader use default avatar
finish profile page
add a link on profile page
add a new field bit to users table
user should have a friendly bio
extract profile page sidebar