changed PTO force direction and fixed new block colors.
changed PTO force direction and fixed new block colors.

bradling/WEC-Sim,ratanakso/WEC-Sim,ratanakso/WEC-Sim,ratanakso/WEC-Sim,bradling/WEC-Sim,bradling/WEC-Sim,bradling/WEC-Sim,ratanakso/WEC-Sim