Added KeyboardReportParser::OnControlKeysChanged(before, after) to be able to react on control key presses and enhanced the HID keyboard example.
Merge pull request #52 from weizenspreu/master

Event for changed control keys
Forgot to update calls to setLedRaw
Merge branch 'master' of github.com:felis/USB_Host_Shield_2.0
Merge branch 'xxxajk' into premerge
Uploaded Andrew's example code
Fixed path to libraries
Added the master makefile as a submodule as well
Updated Readme
Added note about compatible Arduinos
Added link to master makefile
Added note about how to enable serial debugging
Updated comment
Merge remote branch 'origin' into xxxajk