Access arguments passed to phases from monitors

I'm trying to access the argument (`node_id`) I provided to my phase from a monitor and here is my code:
```
@htf.plug(mmp=motion_master_plug.MotionMasterPlug)
def speed_monitor(test, mmp, node_id):
return mmp.get_velocity(node_id)

@htf.monitors("velocity", speed_monitor)
@htf.plug(mmp=motion_master_plug.MotionMasterPlug)
def test_velocity_control(test, node_id, mmp):
time.sleep(5)
# Do something here

if __name__ == '__main__':
test = htf.Test(test_velocity_control.with_args(node_id=0))
test.execute(test_start=lambda: "test")
```

But the test execution terminates will the following error:

> Error: __call__() got an unexpected keyword argument 'node_id'

This error only appears if I want to use the monitor and it is completely fine with the phase itself.