* \ct_additions_underlined true|false: determines whether additions in change tracking
are underlined in the workarea (default: true).
+* \ct_markup_copied true|false: determines whether change tracking markup should be
+ preserved on copy/paste (default: false).
+
!!!The following pref variables were changed in 2.4:
* export-cancel: Used to cancel background export processes.
+* ifrelatives is a helper function to check whether a buffer has a master or children.
+
+* master-buffer-forall executes an lfun in the master and all children of a document.
+
* paragraph-select is a new convenience function to select the paragraph
surrounding the actual cursor position.
* The Qt5 libraries are now used by default. In order to link against
Qt4 the configure option --disable-qt5 has to be used.
+* The pplatex/dvipost program is no longer used.
+
!!Known issues in version 2.4.0