Some fixes to sensor3d

Author: yurii-litvinov

trikControl/src/linux/sensor3dWorker.cpp

@@ -91,7 +91,7 @@ void Sensor3dWorker::readFile()
 	mSocketNotifier->setEnabled(true);
 }
 
-QVector<int> const &Sensor3dWorker::read() const
+QVector<int> Sensor3dWorker::read()
 {
 	mLock.lockForRead();
 	QVector<int> const result = mReading;

trikControl/src/sensor3dWorker.h

@@ -36,7 +36,7 @@ class Sensor3dWorker : public QObject
 
 public slots:
 	/// Returns current raw reading of a sensor in a form of vector with 3 coordinates.
-	QVector<int> const &read() const;
+	QVector<int> read();
 
 private slots:
 	/// Updates current reading when new value is ready.