Fix using isResizable()/isMovable() instead of only checking the Motif hint. svn path=/trunk/kdebase/kwin/; revision=252351
Reduce the maximum distance for keeping it at the edge to 1/10 of workarea size. Update edge distance when changing geometry. svn path=/trunk/kdebase/kwin/; revision=252349
svn path=/trunk/kdebase/kwin/; revision=251608