Fix some sidewalks to specify that they're separate, complete crossings

Replace building:height with height

Update building shapes according to new aerial imagery

Remove duplicate Pfadfinderheim

Fix overlapping of train station building/roof

Remove outdated fixme and delete useless way

Remove outdated fixmes, useless ways with no tags, pointless noexit node

Remove outdated fixme

Improve Billa: add brand tags, remove outdated fixme

Improve Billa: add brand tags, add address

Add picnic table and bench according to note

Set toilet as without fee according to note

Update opening hours of Dr. Yörük

Fix some sidewalks to specify that they're separate

Add EndokrinoLogikum, remove long gone building and duplicate address