first attempt at adding bounding_box for huisnummer refs #27
added bounding_box to class Straat refs #26
added tests for property bounding_box of class Straat refs #26
simplified code bounding_box Huisnummer refs #27
added tests for property bounding_box of class Huisnummer refs #27
Merge branch '26_bounding_box_for_straat' into 0.4.0
Merge branch 'master' into 0.4.0
Set version to 0.4.0
Merge branch '0.4.0' into 27_bounding_box_for_huisnummer
Update Changes.
Merge branch '27_bounding_box_for_huisnummer' into 0.4.0
added class Provincie refs #31
added function list_provincies refs #31
added function get_provincie_by_id refs #31
added function list_gemeenten_by_provincie refs #31
fixed indentation error
fixed some typos
added posibility for entering Gewestobject in list_provincies refs #31
changed gewest to gewest_id in list_provincies refs #31
added tests list_provincies refs #31