Kraken: add a crash UT

We are checking the wrong day
Kraken: always update working date in stay_in
Kraken: add a recoverable exception so we don't segfault
ed: fix a crash when there is empty validity period in data.
ed: importing shapes (much) faster
Kraken: improve UT on stay_in
Merge pull request #652 from antoine-de/dev

Release: Merge from Release
Kraken: add comment
Merge pull request #649 from l-vincent-l/fix_crash_stay_in

Fix crash stay in
Kraken: return earlier in apply_vj_extension
ed: rename VehicleJourney::shape to VehicleJourney::shape_id
Cities: handling of cities with more than one postal code

For cities with "Municipal Arrondissement" (admin level 9) we take the postal code of
them and affect a range to the corresponding city.
Kraken: only check validity pattern once in apply_vj_extension
Cities: get the postal code from the admin_centre of a city
Merge pull request #651 from TeXitoi/shape-optimization

ed: importing shapes (much) faster
proximity_list: correct the name of the place object by using fill_pb_placemark
proximity_list: tests for the name of the place object
ed: fix a crash when there is empty validity period in data.
Kraken: always update working date in stay_in
Kraken: add a recoverable exception so we don't segfault