Checkbox display is broken, labels should be next to checkbox

This patch was never integrated. Topic closed a year ago, but Jeremy Clarke's issue never addressed, nor was the patch ever integrated. I have the exact same problem and have integrated his patch.

@see: http://wordpress.org/support/topic/plugin-custom-metadata-manager-checkbox-display-is-confusing-labels-should-be-next-to-checkbox#post-2599480
@see: https://gist.github.com/jeremyclarke/1725905