ecere: gui/Window: add public get only property normalSizeAnchor for private member of the same name.
 - for GuiConfigData.ec functionality.
ecere: gui/Window: tweak to update normalAnchor and normalSizeAnchor for gui config.
 - for GuiConfigData.ec functionality.
extras: add tools to remember gui configuration (size, position, etc) in new extras/gui/GuiConfigData.ec file.
ecere/gfx/Surface; drivers: Font outline support