Fix Follow mode's calculation of window ends.
authorChong Yidong <cyd@gnu.org>
Sun, 29 Apr 2012 01:48:23 +0000 (09:48 +0800)
committerChong Yidong <cyd@gnu.org>
Sun, 29 Apr 2012 01:48:23 +0000 (09:48 +0800)
* lisp/follow.el (follow-calc-win-end): Rewrite to handle partial
screen lines correctly.
(follow-avoid-tail-recenter): Minor cleanup.

Fixes: debbugs:8390


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