recenter-top-bottom synced from GNU and new default for C-l Partial implementation of recenter-top-bottom. GNU has support for scroll-margin that is not in XEmacs so that is left out. lisp/ChangeLog: 2012-09-18 Mats Lidell <matsl@xemacs.org> * window-xemacs.el (recenter-positions): New defcustom. (recenter-top-bottom): New command. (recenter-last-op): New defvar. * replace.el (perform-replace): Let-bind recenter-last-op to nil. For def=recenter, replace `recenter' with `recenter-top-bottom' that is called with `this-command' and `last-command' let-bound to `recenter-top-bottom'. When the last `def' was not `recenter', set `recenter-last-op' to nil. * keydefs.el (global-map): Make recenter-top-bottom new default for C-l. etc/ChangeLog: 2012-09-18 Mats Lidell <matsl@xemacs.org> * TUTORIAL: Updated due to recenter-top-bottom man/ChangeLog: 2012-09-18 Mats Lidell <matsl@xemacs.org> * lispref/windows.texi (Vertical Scrolling): Added recenter-top-bottom and recenter-positions * xemacs/display.texi (Display): Rearranged and added documentation due to new function recenter-top-bottom.

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