Modules redifinition in case of multiple includes of OpenCV.mk in single Android.mk fixed.
Modules redifinition in case of multiple includes of OpenCV.mk in single Android.mk fixed.

apavlenko/opencv,apavlenko/opencv,opencv/opencv,opencv/opencv,opencv/opencv,opencv/opencv,opencv/opencv,apavlenko/opencv,apavlenko/opencv,opencv/opencv,opencv/opencv,apavlenko/opencv,apavlenko/opencv,opencv/opencv,opencv/opencv,opencv/opencv