v0.7

Partitioned stop times (#76)

* Go back to stdout by default

* Call after import functions individually, with debug info

* Update string generation

* Add more dummy functions for sqlite

* Do not "returning id" unless ent has SetID

* Sort by stop_sequence in test

* No SetID for StopTimes

* SetID is not part of base tl Entity

* Remove timestamps from sqlite3 stop_times

* Partitioned stop_times in postgres

* Improve reader test

* Remove tl_generate_trip_durations