a906c98439
* Add icon for citations view * disable old sourceview * change citationtreeview to be Sources navigation view * citationlistview is now the Citations view * merge libcitationview into citationlistview and citationtreeview, and corrected and rationalised * remove libcitationview * corrected initialisation of source_handle in Citation.py * fixes for preventing same source being edited twice - fixed blockedtext in citationembededlist - override build_window_key in editcitation.py svn: r18211