Merge remote-tracking branch 'origin/deployment/staging'
update circle.yml
add Sencha Cmd Install
update circle.yml
update sencha cmd
update sencha cmd
update sencha cmd.
delete Sencha Cmd
update circleci
update circle.yml
update circleci
update circle.yml
add compass.
typo
add git setting.
update deploy command.
grunt build by circle ci.