-> coalesce clip portions before returning them from _findClipPortions -> fix bugs introduced during refactor of analyzeTrackWeights
-> coalesce clip portions before returning them from _findClipPortions
-> fix bugs introduced during refactor of analyzeTrackWeights

git-svn-id: a3b746cc1383a42926249ed33eaccad697259b1b@20889 896c8824-d3f5-0310-9c61-ac502b9a79dc

blurstudio/cross3d