updated
remove unnecessary gura files
remove unnecessary imports
disable access to generic dialogs
implemented TopLevelWindow.CentreOnScreen
added SetSheetOuterBorder and SetSheetInnerBorder
added PROPSHEET_ constants
updated
WindowDisable takes a block
BusyInfo takes a block to execute
updated
updated
fs.rmdir can remove directory that contains read-only file
removed semicolon at eol