cubieboard: add cb_tools package
Add ir-daemon example program. This allow you to trigger some other program via IR module. The instructions to do this are:
1. After system startup, insmod sunxi-ir.ko module
2. run 'ir-daemon'
3. Add a hook script or program, and the full name should be '/tools/ir-hook'

when you push the IR key, ir-daemon will start '/tools/ir-hook', pass the keycode and value to '/tools/ir-hook'