bug fix in #947, removed unused StreetTransitLink (cherry picked from commit 76febd1)
Merge pull request #960 from benmoovit/FixPruneIslands

bug fix in #947, removed unused StreetTransitLink
Merge pull request #959 from benmoovit/FindStationAtBuildGraph

Find stop by answers certain criteria at build graph
Merge remote-tracking branch 'mainOTP/master'
Added more data to serialization when tov or formv are nulls
anthoer fix for the pruneFloatingIslands class