** Bumped version into 3.0.7
** Added entities for forum and forum topic followers
** Added event for forum post create
** Added forum post create event launching 
** Added listener for forum post event (not doing anything yet)
** Removed unused ForumFollower
** Renamed ForumTopicFollower -> ForumTopicWatcher
** Added method for TopicWatchers into ForumController
** Added link to start watching topics
** Implemented watch / stop watching link functionality in forum topic
view
** Added forum post notification mailer
** Changed createTopic and createForumPost methods of ForumController to
add creating / posting user as a watcher for the topic
** Changed google drive iframe to scale automatically
** Added 100px empty space below Forge panel so that menu would always
fit into the view
** Removed GoogleDocumentType enum and replaced it with mimeType
property in GoogleDocument entity
** Added console stacktrace fallback on error handlers when email
address is not available
** Added GoogleDriveType enum (contains Google Drive types)
** Removed dependency to MaterialArchetype from
CKBrowserConnectorServlet
** Removed deprecated MaterialArchtype and MaterialBean classes
** Changed material servlet to use GoogleDriveMaterialController for
google drive file contents
** Added support for uploading into a folder into Google Drive import