Improved fix for issue #1618

Signed-off-by: Sven Strickroth <email@cs-ware.de>
Fixed issue #2014: "Show log" doesn't update properly when a window is dragged over it if aero is not enabled

Based on TortoiseSVN revisions #24945, #24949 and #24951.

Signed-off-by: Sven Strickroth <email@cs-ware.de>
Use right includes directive

Signed-off-by: Sven Strickroth <email@cs-ware.de>