Fixed pickup routine to be back above a 75% succese rate.

Still needs tuning for 16.04 sim and is not tuned for physical robots yet but may still work with current settings.

Author: JCHJones

src/behaviours/src/PickUpController.cpp

@@ -246,14 +246,14 @@ Result PickUpController::DoWork() {
     else if (!lockTarget) //if a target hasn't been locked lock it and enter a counting state while slowly driving forward.
     {
       lockTarget = true;
-      result.pd.cmdVel = 0.15;
+      result.pd.cmdVel = 0.18;
       result.pd.cmdAngularError= 0.0;
       timeOut = true;
       ignoreCenterSonar = true;
     }
     else if (Td > raise_time_begin) //raise the wrist
     {
-      result.pd.cmdVel = 0.0;
+      result.pd.cmdVel = -0.15;
       result.pd.cmdAngularError= 0.0;
       result.wristAngle = 0;
     }