Fix the exclusion of the tests
Merge pull request #535 from peternewman/coveralls

Fix the exclusion of the tests for coveralls
Improve coverage of a few tests a little bit.
Merge pull request #536 from peternewman/coveralls

Improve coverage of a few tests a little bit.
Initial commit of the new libusb plugin code.
Add the README file
Add some badges to our Readme.
Fix some spacing
Really fix the spacing
Merge pull request #539 from peternewman/coveralls

Add some badges to our Readme.
Address Peter's comments.
Merge pull request #538 from nomis52/libusb-int

Initial commit of the new libusb plugin code.
Add a test for the LibUsbThread.
Minor cleanup
Merge pull request #540 from nomis52/libusb-int

Add a test for the LibUsbThread.
Merge branch 'master' of github.com:OpenLightingProject/ola into libusb

Conflicts:
	plugins/usbdmx/LibUsbAdaptor.cpp
	plugins/usbdmx/LibUsbAdaptor.h
	plugins/usbdmx/LibUsbThread.cpp
	plugins/usbdmx/LibUsbThread.h
	plugins/usbdmx/README.md
	plugins/usbdmx/WidgetFactory.h
Update.
Fix the bug in the VellemanWidget where it wouldn't work in Async mode.