linux opencv library patch for mldemo

mldemo_cv.patch

diff --git a/MLDemos_variables.pri b/MLDemos_variables.pri
index 578c92d..d81089b 100644
--- a/MLDemos_variables.pri
+++ b/MLDemos_variables.pri
@@ -64,11 +64,8 @@ INCLUDEPATH += . \
        /usr/include/opencv/ \
        /usr/local/include/opencv/
 LIBS += -L/usr/local/lib
-LIBS += -lcv \
-       -lcxcore \
-       -lcvaux \
-       -lhighgui \
-       -lml
+LIBS += -lopencv_highgui -lopencv_core -lopencv_imgproc -lopencv_ml \
+    -lopencv_video -lopencv_features2d \
 }
 INCLUDEPATH += $$MLDEMOS