hotfix: removed assertion that does not apply anymore

src/processor/processor_tracker_feature.cpp

@@ -75,8 +75,8 @@ unsigned int ProcessorTrackerFeature::processNew(const int& _max_new_features)
 
 unsigned int ProcessorTrackerFeature::processKnown()
 {
-    assert(incoming_ptr_->getFeatureList().size() == 0
-            && "In ProcessorTrackerFeature::processKnown(): incoming_ptr_ feature list must be empty before processKnown()");
+    //assert(incoming_ptr_->getFeatureList().size() == 0
+    //        && "In ProcessorTrackerFeature::processKnown(): incoming_ptr_ feature list must be empty before processKnown()");
 
     // clear list of known features
     matches_last_from_incoming_.clear();