Delete nonsense building in the Artic Sea added by changeset 87779887

Revert changeset 87732131. Tunnel name is mapped as tunnel:name=Edeltrudtunnel, name=Südtangente is the name of the road. Taggin was correct.

Revert changeset 87695351 because the wastewater plant was already mapped as a polygon (https://www.openstreetmap.org/way/92721569).

Revert all changesets by user KP B. The user added already existing ways, non-existing features or features I doubt that they exist. In addition, existing geometries have been damaged.

Revert changeset 83367298. The street was already mapped in OSM and the tagging was correct.

in Einrichtung befindlichen Nachmieter des Fitcorners ergänzt

Revert changeset 83781713 because it dragged nodes without providing a proper reason but damaging existing data. This also reverts the QA changesets 83891188 and 83988987 because they just fixed symptoms without having a proper look for the root cause.

Revert vandalism claiming to be a test

Fix coastline and multipolygon of Persian Gulf after revert

Delete ferry manually because it failed due to a conflict while reverting vandalism in changeset 87140679

Revert all changesets by user Przem3ek because at least a large part of them are vandalism.

Revert changesets using the proprietary Vaihingen 3D test dataset. See https://www.openstreetmap.org/changeset/86678390 for details.

Revert spam: Added POI with advertisement-like description and missing main feature tag.

Revert changeset 86710547. It duplicated an already existing playground.

Revert von Änderungssatz 85809725, 86711124: Mathystraße–Europaplatz: Gleise wieder als in Bau bzw. stillgelegt getaggt, start_date bzw. reopen_date ergänzt.

Merge multiple restored mountainbike trails after restoring them in changeset 86945644. They were created in various iterations of an editwar.

Revert vandalism on a mountainbike trail near Karlsruhe (all changesets by user dopingrolf and changeset 79811346 by Jou64). The deletions are wrong because the path exists in reality as I found out during a field survey on 15 June 2020.

Revert changesets 83210380, 83210432, 83210539 due to usage of a data source without permission of the copyright holder (Bayernatlas)

Revert changeset 83760237 due to usage of a data source without permission of the copyright holder (Bayernatlas).

Revert changeset 84084676 due to usage of a data source without permission of the copyright holder (Bayernatlas).