2016/08/25 v.0.6 changed API address, new design (Thanks @underdarkgis)
2015/09/22 v.0.5 added new accessibility routing mode
2015/07/16 v.0.4.1 added API key as desired by openrouteservice.org
2015/07/14 v.0.4 correct area for accessibility analysis and correct time
attribute to differentiate polygons
2015/07/05 v.0.3.2 set EPSG 4326 as default for new vector layers.
2015/06/23 v.0.3.1 respecting travel type bike and ped on access analysis and
corrected labels in GUI
2015/06/21 v.0.3 added some attributes to routes and polygons
2015/06/21 v.0.2 creation of categorized polygons for isochrone mapping
2015/06/21 v.0.1.3 deleted unused module requests
2015/06/21 v.0.1.2 enhanced isochrone mapping with correct interval treatment
2015/06/21 v.0.1.1 minor changes in description, added messagebox if geocoding
fails
2015/06/21 v.0.1 Beta Version