FIX: DockPanel.LoadFromXML() fails if the XML file is read-only.
FIX: DockPanel.LoadFromXML() fails if the XML file is read-only.

git-svn-id: dea0e26cebe12643f3180c2c69384aa256c684b6@40 764a741f-c628-0410-a7dc-abe640748d39

yolanother/DockPanelSuite