Merge remote-tracking branch 'rt/master'

Conflicts:
	app/views/layouts/application.html.erb
cleanup get_started, add logging to cloud_book controller
Added the youtube video link
Merge remote-tracking branch 'rt/master'

Conflicts:
	app/views/layouts/application.html.erb
try to manually bootstrap angular as we use turbolinks
use 1.9.4 jquery.dataTable
Merge remote-tracking branch 'rt/master'
removed jquery.datatable local file. we'll continue using the jquery.datatble gem
Index changes predef_cloud & cloud_books
Merge remote-tracking branch 'origin'
Node worker change for command hash
Merge remote-tracking branch 'rt/master'
Merge remote-tracking branch 'ta/master'
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