WindowHelper 2.0.12

- The speed of showing the tooltips in the WindowHelper window has been
improved (issue #1)
- The Size of the WindowHelper window is now restored correctly if the
window is set to 'Autohide'  (issue #2)
- The assembly miadm.dll has been renamed to miadm10.5.0.202.dll to
remove conflicts with a newer version of this file
- The unlock window button is now working correctly again
- Lock, unlock and autolock windows now updates the buttons state as
well