110322 (rev.261)

• Closed bug "mouse pointer freezes on Windows 7 and Vista" . Now JPen does not disable the Wintab context.
• Closed bug "devices on relative (mouse) mode don't work on linux". Removed warning message from JPen. This bug is no longer present on linuxwacom 0.10.8, X server 1.7.7.
• Linux provider: the ia64 native library is no longer provided.
• Minor cleanups.