Fixed title field auto focus in topic form.
Add iOS 7.1 viewport : minimal-ui
Fix viewport.
Update copyright year
Conditional gem source

If USE_OFFICIAL_GEM_SOURCE is set then rubygems.org is used,
otherwise taobao.org mirror is used.
Try bundle with USE_OFFICIAL_GEM_SOURCE for travis
Set USE_OFFICIAL_GEM_SOURCE environment variable for travis
Update README about USE_OFFICIAL_GEM_SOURCE [ci skip]
Merge pull request #283 from ruby-china/gem-source

Conditional gem source
God config fix for watch Sidekiq processes.
Merge branch 'master' of github.com:ruby-china/ruby-china
.
Upgrade to rails 4.0.4
Upgrade to rails 4.1.0
Merge pull request #285 from pmq20/master

Upgrade Rails to 4.1.0
Change Travis to behave with Rails 4.1's secrets.yml convention
Merge remote-tracking branch 'upstream/master'
Merge pull request #286 from pmq20/master

Change Travis to behave with Rails 4.1's secrets.yml convention
Use chinese period in replies controller.
Merge pull request #287 from JuanitoFatas/punctuations

Use chinese period in replies controller.