Merge changes from topic "b111394067-new-falsing-manager" into qt-dev

* changes:
  Add ZigZagClassifier to the BrightLineFalsingManager.
  Add ProximityClassifier to the BrightLineFalsingManager
  Add DistanceClassifier to the BrightLineFalsingManager
  Add DiagonalClassifier to the BrightLineFalsingManager.
  Add TypeClassifier to the BrightLineFalsingManager.
  Add PointerCountClassifier to the BrightLineFalsingManager.
  Add base class for new falsing manager and classifiers.