Fix bug where clicking on an attachment in a ContentView using GalleryAttachmentListView, we would show a thumbnail even though you were already looking at the attachment. Now only show thumbnails if there are more than 1 attachments
Fix bug when passing opts.modal = true to ContentListView
Bump to v2.3.0-beta.0
Merge pull request #66 from Livefyre/modal_false

ContentListView Modal Improvements