GUI: Remove superfluous lower bound check.
GUI: Init content ptr in ctor.
GUI: Pass iterator by ref.
CFG: Add merge method to property tree.
GAME: Add GetSkinsDir method to pathmanager.
Add support for tire and wheel disk selection. Preparing tire for new implementation. Load menu background (garage) from current skin directory.
Bump replay version due to carinfo and cartire changes.
GAME: Fix PopulateCarTireList regression (remainder form testing).
PHYSICS: Fix auto clutch engage time to 0.1s. Add clutch rear wheel traction control logic for engine braking case when coasting.
Merge branch 'master' of https://github.com/VDrift/vdrift