Commit e186c5cf0753ae3418bd79ed386774858b233063

Con Kolivas 2013-06-07T00:38:10

Revert "Protect all usb writes reads and unplugs with a mutex lock and check libusb release has succeeded before proceeding with a libusb close." This reverts commit beb5f8889de4f5491c831a4bd8824b9c514dbafc.