+ Sign object (for fences)
+ Textures: Danger Sign and Alt. Route Sign

CHANGED:
> Scaffold structure for new puzzle arrangement
> Placed a row of fences at the front of the scaffold
> Disabled several scaffolds on the East side of the scaffold area (near the sand slope)
> Placed a mine cart near the fences. Mine cart has movable tag, rigid body and several box colliders.

==========
+ Tutorial sign object
+ Tutorial sign textures
+ Temporary texture - Push Brother
+ Temp Fence model & texture (Unity Asset Store package)

==========
CHANGED:
==========

> Pull-Brother temporarily using place-holder texture
  (Final UVs can't be applied until final character model with animation is imported)
> Slight tweaks to terrain (Textures and terrain heights)
> Added extra invisible walls near temp-fence area
> Placed a large pipe near the 2nd tutorial crate to avoid it being pushed
  (Crate must be pulled to corner space to proceed to scaffold area)
> Placed 2 x movable objects near the temp-fence area.