** Ibuffer
+---
+*** A new command 'ibuffer-unmark-all-marks' to unmark
+all buffers without asking confirmation; bound to
+'U'; 'ibuffer-do-replace-regexp' bound to 'r'.
+
---
*** A new command `ibuffer-mark-by-content-regexp' to mark buffers
whose content matches a regexp; bound to '% c' and '% g'.