adding the new twitter type enum value for collection editor
Bump to v2.7.1
Merge pull request #147 from Livefyre/kt4ce

adding the new twitter type enum value for collection editor
Fix bug with empty collection.
Should check to make sure the callback exists before using it.
Don't use underscore in var name
Fix modal hide bug where body's overflow is hidden
Remove setting overflow to auto, as it's already done in #hide method
New button and command components.
Adding my base command for when authorization is required.
Fixes to work with streamhub-input.
Add buttons programatically to each content source view
Add extended HubButton. Move default buttons of like/reply/share into ContentView
Hide reply button for now. Fix positioning of like button icon
Add like button. Add test for checking that Like button only appears on non-Twitter content items
Add tests for lazily adding contentLike.hub event listener
Add HubToggleButton for like button. Update StateToContent to handle v3.0-style opine.
Fix broken tests
Move programmatic button creation into LivefyreContentView
Add Liker to submit like/unlike requests. Handle streaming like/unlike.