improved pedestrian area in front of aachen central station

add/correct buildings

fix unconnected ways; fix position according to aerial photograph

fix access; fix position of landuse; add landcover grass

fix named nodes; fix tagging of Jugendamt

fix trafo station

add SSW/Mobau Profizentrum

add buildings, update building shape and fixed displacement of landuse/buildings

update position of guide posts according to NRW ortophoto

fix street name

update position of highways according to NRW ortophoto

add tagging of community centres

update access restrictions; add street names

update access restriction

Check if element still exists

Zone 30 in Gering hinzugefügt; tracktype ergänzt

add disused, as "Penny Markt" closed permanently

remove relations that are redundant due to oneway tagging

add connection from foot-/cycleway to highway

cleanup isolated nodes