cleanup comments

libraries/physics/src/PhysicalEntitySimulation.cpp

@@ -36,7 +36,7 @@ void PhysicalEntitySimulation::init(
 
 // begin EntitySimulation overrides
 void PhysicalEntitySimulation::updateEntitiesInternal(const quint64& now) {
-    // TODO: add back non-physical kinematic objects and step them forward here
+    // Do nothing here because the "internal" update the PhysicsEngine::stepSimualtion() which is done elsewhere.
 }
 
 void PhysicalEntitySimulation::addEntityInternal(EntityItemPointer entity) {

libraries/physics/src/ShapeFactory.h

@@ -19,11 +19,8 @@
 
 // translates between ShapeInfo and btShape
 
-// TODO: rename this to ShapeFactory
 namespace ShapeFactory {
-
     btConvexHullShape* createConvexHull(const QVector<glm::vec3>& points);
-
     btCollisionShape* createShapeFromInfo(const ShapeInfo& info);
 };