SprayParcel: Set the 'origId' of the child parcels

Resolves bug-report http://bugs.openfoam.org/view.php?id=2105

src/lagrangian/spray/parcels/Templates/SprayParcel/SprayParcel.C

@@ -285,6 +285,7 @@ void Foam::SprayParcel<ParcelType>::calcBreakup
 
         // Add child parcel as copy of parent
         SprayParcel<ParcelType>* child = new SprayParcel<ParcelType>(*this);
+        child->origId() = this->getNewParticleID();
         child->d() = dChild;
         child->d0() = dChild;
         const scalar massChild = child->mass();