Move signals to correct location

Fix invalid signal placement and tags

Replace non-existing signal

Fix incorrect rail position

Fix signals on wrong position, update tags

Fix signals on wrong track, add missing tags

Fix signals on wrong track

Fix refs

Fix direction/side of track of railway signals (west of The Netherlands)

Fix direction/side of track of railway signals (east of The Netherlands)

Direction and side of track of all non-conflicting railway signal nodes (Limburg)

Direction and side of track of all non-conflicting railway signal nodes (Noord-Brabant)

Direction and side of track of all non-conflicting railway signal nodes (Zeeland)

Direction and side of track of all non-conflicting railway signal nodes (Zuid-Holland)

Direction and side of track of all non-conflicting railway signal nodes (Utrecht)

Direction and side of track of all non-conflicting railway signal nodes (Noord-Holland)

Direction and side of track of all non-conflicting railway signal nodes (Gelderland)

Direction and side of track of all non-conflicting railway signal nodes (Flevoland)

Direction and side of track of all non-conflicting railway signal nodes (Overijssel)

Direction and side of track of all non-conflicting railway signal nodes (Drenthe)