Added missing import of usb.control
Fix for "AttributeError: 'Interface' object has no attribute 'AlternateSetting'"
Make processevents work with a Suunto MovestickMini
Merge branch 'develop' of github.com:tomwardill/python-ant into develop
Fixes the "usb.core.USBError: [Errno 16] Resource busy" by detaching the
kernel driver if already attached.