Add cross cloud platform
Merge remote-tracking branch 'origin/master'
change design for connector projects
updated spin.js to 1.3.3, application.html.erb (description/title tweaked) for SEO
Merge remote-tracking branch 'ta/master'

Conflicts:
	Gemfile.lock
Polish step2(new book), remove dead code in application.html.erb, nuke sleeps
Merge remote-tracking branch 'rt/master'

Conflicts:
	app/controllers/cross_clouds_controller.rb
bundle updated regened Gemfile.lock
flash messages only in signin and signup page
Merge remote-tracking branch 'origin'

Conflicts:
	app/controllers/users_controller.rb
Cloud book actions