Changes DropboxUniverseSelectionAlgorithm to showcase Fetch method
Changes DropboxUniverseSelectionAlgorithm to showcase Fetch method

Jay-Jay-D/LeanSTP,StefanoRaggi/Lean,JKarathiya/Lean,kaffeebrauer/Lean,StefanoRaggi/Lean,QuantConnect/Lean,jameschch/Lean,redmeros/Lean,QuantConnect/Lean,StefanoRaggi/Lean,AlexCatarino/Lean,jameschch/Lean,redmeros/Lean,Jay-Jay-D/LeanSTP,jameschch/Lean,StefanoRaggi/Lean,Jay-Jay-D/LeanSTP,AnshulYADAV007/Lean,jameschch/Lean,AlexCatarino/Lean,kaffeebrauer/Lean,redmeros/Lean,Jay-Jay-D/LeanSTP,AlexCatarino/Lean,StefanoRaggi/Lean,kaffeebrauer/Lean,JKarathiya/Lean,Jay-Jay-D/LeanSTP,QuantConnect/Lean,redmeros/Lean,kaffeebrauer/Lean,AnshulYADAV007/Lean,jameschch/Lean,QuantConnect/Lean,JKarathiya/Lean,AnshulYADAV007/Lean,JKarathiya/Lean,kaffeebrauer/Lean,AlexCatarino/Lean,AnshulYADAV007/Lean,AnshulYADAV007/Lean