Voice control response

Reworked some intents into the software. You can test only one intent for the moment, it is "turn on/off all lights". You will see under the json of the intent response the string "on" or "off" on the console.
This qDebug is making the build fail.
```
../../../src/uCtrlDesktop/Voice/uvoicecontrolapi.cpp:45:16: erreur: invalid use of incomplete type ‘struct QDebug’
/usr/local/qt5/qtbase/include/QtCore/../../src/corelib/global/qlogging.h:59:7: erreur: forward declaration of ‘struct QDebug’
```