Extract smaller landuse=farmland from big relation, update / refine surfaces

Simplify multipolygon relation 2880905 by extracting new farmland surfaces from it (as it's huge and impossible to work with)

Simplify multipolygon relation 2880905 by extracting new farmland surfaces from it (as it's huge and impossible to work with)

Simplify multipolygon relation 2880905 by extracting new farmland surfaces from it (as it's huge and impossible to work with)

Simplify multipolygon relation 2880905 by extracting new farmland surfaces from it (as it's huge and impossible to work with)

Add land tracks

Align using GPS traces and adjust surfaces accordingly and add some land tracks

Simplify multipolygon relation 2880905 by extracting new farmland surfaces from it (as it's huge and impossible to work with)

Simplify surfaces (multipolygon relations)

Simplify huge landuse=farmland multipolygon relation

Remove invalid name

Cleaning up area

Clean up the Cernavodă area, removed lots of buildings which aren't there anymore and added new ones

Fixed spike on a building #maproulette mpr.lt/c/45173/t/227577351

Remove overlapping land use

Fixed spike on a building #maproulette mpr.lt/c/45173/t/227577585

Update building tag

Simplify building "art"

Fixed spike on a building #maproulette mpr.lt/c/45173/t/227577377

Fixed spike on a building #maproulette mpr.lt/c/45173/t/227577564 (and various other cleanups/fixes)