OpenBVE - L Line updated

Hey, yeah no intro or anything today. I'm updating the L Line TFO and the R143 with some new sounds and objects
It's still W.I.P and I hope no one askes me for it now.

[@star80doessdastuff]

ill subscribe to you in order to keep up to date on this!

[@staceywhitman8137]

You should add CBTC

[@elizabeth-transit]

Tried, it didn't work well due to TFO being added.