--------- Visual Tracking UI QT -------------

Many changes
------------------ Visual Tracking UI QT -------------------

--> AlgorithmManager.cpp: Right declaration inside switch. Using scope to enclose declaration and definition

--> ImageAcquisitor.cpp: Right declaration, definition and deletion of Buffer variable

--> ThreadAlgorithm.cpp: Fixed incT definition.

--> mainwindow.cpp: Add action when posReconAlgorithmSelector changes his index. Switch automatically between 1 or 2 devices according to Algorithm