Add more test coverage for Command
Merge branch 'newcommandspec' of https://github.com/carsonmcdonald/CocoaPods into carsonmcdonald-newcommandspec

Conflicts:
	spec/spec_helper/user_interface.rb
[bundle] Update to Xcodeproj version that fixes intermittent CI failures.

See https://github.com/CocoaPods/Xcodeproj/commit/0704b7772370feb8be154ace0ce48e09f215aeaf.