merge from upstream
fix PORTAL-711
fixed PORTAL-711
fixed hover state of btn-primary dropdown
Merge pull request #23 from AuthoringUI/widget-dropdown

merging Widget dropdown into develop branch
error dialog retina fix
Merge pull request #24 from davidamador/fix-936

Fix 936 merge
fixing PORTAL-898 <https://jira.tm.tmcs/jira/browse/PORTAL-898>
Merge pull request #25 from AuthoringUI/widget-dropdown

merging pull request #25
fixing PORTAL-897
fixing merge #23 by removing this.btn.attr('href', 'javascript:void(0)'
Merge remote-tracking branch 'upstream/develop' into widget-dropdown

* upstream/develop:
add popup with arrow example
fix dropdownMenu toggle glitch in firefox
fixing popup test
Merge pull request #27 from AuthoringUI/widget-dropdown

merging pull request #27
removing duplicate css include
removing unneeded console.log call
seperated tooltips from non-modal dialogs for demos
Merge pull request #28 from davidamador/tips

tooltips demo added