Merge branch 'release/0.1'

* release/0.1: (38 commits)
  bump version; update changelog
  move postgres out of the proudction block
  ramove sqlite again
  move sqlite to develop
  reinstall sqlite
  remove sqlite
  trans state
  redesign users stories page
  finish manage state
  finish story index page filtering city
  add city and info column to stories
  fix user sign up form
  fix upload story page and story index page
  finish upload file
  combine edit and create story page to partial
  install carrierwave gem
  fix edit and create story page form
  check user while edit and destroy story
  fix form to bootstrap 3
  add story block to story index page
  ...
add app id in production
move omniauth controller
add sqlite back to gemfile
add domain to mailer
rename omniauth callback controller user class
move state machine out from development
move state_machine to the general group
remove files from public/assets
Merge branch 'master' of github.com:cyanglee/bigheart
Add asset precomipled files for heroku
add assets to gitignore
change state type to integer
add rails_12factor gem
add change state type migrate
change oauth controller user class
fix state migration
change admin email
change admin pw
finish index page slogan