Support close on mouseleave for tether dialog#130

BrianSipple wants to merge 4 commits intoyapplabs:masteryapplabs/ember-modal-dialog:masterfrom

BrianSipple:support-close-on-mouseout-for-tether-dialogBrianSipple/ember-modal-dialog:support-close-on-mouseout-for-tether-dialogCopy head branch name to clipboard