make dist makes dist folder
Merge pull request #234 from Livefyre/attachments-refactor-rebase

ContentView Refactor
Fix whitespacing of footer buttons. Add whitespace between header and block-level attachments.
Add count methods for BlockAttachmentListView and TiledAttachmentListView
Assign ContentListView#modal with modal instance from hasAttachmentModal mixin
Fix bottom padding on content cards
Merge from rc