Common/src/DynamicMat.cpp
* Cleaning commented lines of code belonging to the old caching order
implementation using a FIFO queue.
* Fixed bug in method DynamicMat::row, memory count was never updated
since the descriptor was released before computing the memory usage.
VocabLib/include/VocabTree.h
* Cleaning commented lines of code.
* Releasing memory before starting clustering procedure.