SuBSENSE porting: compiling errors fixed

modules/saliency/CMakeLists.txt

 set(the_description "Saliency API")
-ocv_define_module(saliency opencv_imgproc opencv_highgui)
+ocv_define_module(saliency opencv_imgproc opencv_highgui opencv_features2d)

modules/saliency/src/SuBSENSE/BackgroundSubtractorLBSP.h

@@ -13,7 +13,7 @@
 
 	This algorithm is currently NOT thread-safe.
  */
-class BackgroundSubtractorLBSP : public cv::BackgroundSubtractor {
+class BackgroundSubtractorLBSP  /* : public cv::BackgroundSubtractor */ {
 public:
 	//! full constructor
 	BackgroundSubtractorLBSP(float fRelLBSPThreshold, size_t nDescDistThreshold, size_t nLBSPThresholdOffset=0);

modules/saliency/src/saliency_init.cpp

@@ -52,7 +52,7 @@ CV_INIT_ALGORITHM(
                           reinterpret_cast<SizeGetter>( &StaticSaliencySpectralResidual::getWsize ),
                           reinterpret_cast<SizeSetter>( &StaticSaliencySpectralResidual::setWsize ) ) );
 
-CV_INIT_ALGORITHM( MotionSaliencyPBAS, "SALIENCY.PBAS", );
+CV_INIT_ALGORITHM( MotionSaliencySuBSENSE, "SALIENCY.SuBSENSE", );
 
 CV_INIT_ALGORITHM(
     ObjectnessBING, "SALIENCY.BING",
@@ -62,7 +62,7 @@ bool initModule_saliency( void )
 {
   bool all = true;
   all &= !StaticSaliencySpectralResidual_info_auto.name().empty();
-  all &= !MotionSaliencyPBAS_info_auto.name().empty();
+  all &= !MotionSaliencySuBSENSE_info_auto.name().empty();
   all &= !ObjectnessBING_info_auto.name().empty();
 
   return all;