Bug fixes for default citation creator
* Show more than 25 items on the collection items panel
* Indicate to user when keywords are missing on an item
add new methods to collection model to retrieve all related items as solr docs
Build collection items panel view directly from solr and MySQL to avoid any calls to Fedora; speeds this page up greatly when there are many items
Fix for HYDRUS-159, HYDRUS-121
* Fix bug where item titles were not being correctly pulled from solr on the dashboard and item list view.