BK-880 Support for duplicate chapter titles in import
BK-859 Better way to fix image referenes
BK-859 Use full item name when referencing it during import
Merge remote-tracking branch 'sfdev/2.0' into 2.0
BK-884 Remove from Aloha Bookstype plugin heading change style functionality
BK-885 Support for tooltips on tab icons
Merge remote-tracking branch 'sf_booktype/2.0' into BK796