modify db/seed.rb to create seed data
modify to a plural form
change to each method
modify typo...
modify how to show uid
add setting Environment Variable for oauth in README.md
create omniauth's initializer
create session controller
add helper method to check session enable/disable
insert in members when login by omniauth-github
add session controller route
update sessions route
EOFの改行は変更の必要がないためmasterにあわせる
Merge branch 'master' into add-seed-data-of-members
add i18n message

- reference
  http://blog.n-z.jp/blog/2013-12-04-rails-i18n-deprecated-warning.html
add signin and signout link for test
update one tab to double spaces
Merge branch 'login-oauth-github' of https://github.com/yochiyochirb/kajaeru into login-oauth-github
add blank line.
[WIP]test for login