v1.3:
- new textures for amber and red light
- changed the mesh-model of the flashing light a little bit
- added typical street lights
- added an indication for tracks with catenary (red flash in the crossbucks)
- added a version with flashing lights and without barriers
- added more versions of the previous six different styles (now 32 different variations)

v1.2:
- railroad crossings are now always available from 1961/1970 on (not just till 2005)

v1.1:
- updated mod.lua with new category "railroad crossing"

v1.0:
- publication