Closes softlayer/sl-ember-components#131
Merge pull request #132 from notmessenger/BootstrapUpgrade

Closes softlayer/sl-ember-components#131
Changelog entries for v.0.6.0 release
0.6.0
close the menu on mouseLeave
Merge pull request #140 from mattmarcum/feature/action-button-bug

addresses #2 - close the menu on mouseLeave