Squashed commit of the following:
Squashed commit of the following:

commit 825f70b6390b1fe09cf64b72fe2ea5d21055a33e
Author: Mattt Thompson <m@mattt.me>
Date:   Sat May 2 12:58:02 2015 -0700

    Refactoring DeployGate error handling

commit 59b6cb584cd104572f6cb43fa31559fe968fe4f3
Merge: f5c6dfb 8d34fa4
Author: Mattt Thompson <m@mattt.me>
Date:   Sat May 2 12:51:27 2015 -0700

    Merge branch 'checked-response-err-from-deploygate' of https://github.com/yoheimuta/shenzhen into yoheimuta-checked-response-err-from-deploygate

commit 8d34fa4e154c8bab4aeeb55ed4b337536c098704
Author: yoheimuta <yoheimuta@gmail.com>
Date:   Fri Apr 24 17:35:21 2015 +0900

    Output error when the response of distribute:deploygate has an error param

smalltownheroes/shenzhen,DouKing/shenzhen,fastlane/shenzhen,aenglund/shenzhen,yunheli/shenzhen,nomad/shenzhen,mbaltaks/shenzhen,laoyoutiao/shenzhen,1yvT0s/shenzhen,yaoxiaoyong/shenzhen,irons/shenzhen,cnbin/shenzhen,stepanhruda/shenzhen,ngs/shenzhen,xingfukun/shenzhen,dacaiguoguo/shenzhen,iAladdin/shenzhen,yuByte/shenzhen,sibext/shenzhen,moongtaeng/shenzhen,bobgodwinx/shenzhen,robertfalconer/shenzhen,msdgwzhy6/shenzhen,osterzel/shenzhen,vinod1988/shenzhen