Bhf Mühlenbeck-Mönchmühle: add platform edges (and ifopt ids)

S-Bhf Mühlenbeck-Mönchmühle: Convert platform way to relation (to add support for platform_edges).

Bhf Blankenburg: add platform edges (and ifopt ids)

S-Bhf Blankenburg: Convert platform way to relation (to add support for platform_edges).

Bhf Pankow-Heinersdorf: add platform edges (and ifopt ids)

S-Bhf Pankow-Heinersdorf: Convert platform way to relation (to add support for platform_edges).

S-Bhf Pankow: add platform edges (and ifopt ids)

S-Bhf Pankow: Convert platform way to relation (to add support for platform_edges).

Bhf Bornholmer Straße: Fix platforms, unify three different relations per platform into one. There is still future work to be done on the building itself, which had/has a lot of warnings.

Bhf Teltow Stadt: add platform edges (and ifopt ids)

S-Bhf Teltow Stadt: Convert platform way to relation (to add support for platform_edges).

Bhf Lichterfelde Süd: add platform edges (and ifopt ids)

S-Bhf Lichterfelde Süd: Convert platform way to relation (to add support for platform_edges).

Bhf Osdorfer Straße: add platform edges (and ifopt ids)

Bhf Lankwitz: add platform edge (and ifopt ids)

S-Bhf Lankwitz: Convert platform way to relation (to add support for platform_edges).

S-Bhf Lichterfelde Ost: add platform edges (and ifopt ids)

S-Bhf Lichterfelde Ost (platform 1/2): Convert platform way to relation (to add support for platform_edges).

Bhf Südende: add platform edges (and ifopt ids)

S-Bhf Südende: Convert platform way to relation (to add support for platform_edges).