post image
update scaffold template
support post image removing
DRY
ignore local uploads
integrate posts page
fix url
integrate post detail
fix url
integrate sidebar
fix url
instal rspec rails
extend faker to support fake image upload
uninstall troublinks
update admin title
prevent load faker.rb in production env
Add capistrano
	modified:   Capfile
	modified:   Gemfile
	modified:   config/deploy.rb
	modified:   config/deploy/production.rb
	modified:   config/deploy/staging.rb
fix config example
fix locale
rm duplicated line