1.71:
- add new stair construction param
- add stairconstruction.lua

Version 1.16:

- add some locals
- recommendation inserted in the description

Version 1.156:

- Fixed a rare but reproducible bug in certain cases. (perform arithmetic on upvalue)

Version 1.155:

- fixed and add some lanes
- fixed bus/tram stop 7/8 position
- added new param "Only bus and tram permission / experimental"
- added road marking "BUS"
- added "bushub" category
- add some translations

- fixed some settings cannot built (right hand traffic)

- hotfix main street bus/tram stop not build - right hand traffic

- supported now left hand traffic (testing)
- add some translation
- optimized .con script
- stop 7 and 8 (main street) shows now the bus hub name

Version 1.123

- fixed outlanes (terminal 2 and 4)
- new param (linkable main street)
- insert param checkbox
- intern riesa small street visibility disabled ( street build menu)

- fixed crash (creating globals)