BGE: fix memleaks.

SCA_RandomActuator: The random generator was shared between replicas and not deleted. Added ref counting between replicas to allow deletion at the end.
KX_Camera: The scenegraph node was not deleted for temporary cameras (ImageMirror and shadow), causing 500 bytes leak per frame and per shadow light.
KX_GameActuator: Global dictionary buffer was not deleted after saving.
KX_MotionState: The motion state for compound child was not deleted
KX_ReplaceMeshActuator: The mesh was unnecessarily converted for each actuator and not deleted, causing large memleak.

After these fix, YoFrankie runs without memleak.

1 files changed, 2 insertions, 0 deletions

diff --git a/source/gameengine/Ketsji/KX_ConvertPhysicsObjects.cpp b/source/gameengine/Ketsji/KX_ConvertPhysicsObjects.cpp
index 406339586cc..76642649afc 100644
--- a/source/gameengine/Ketsji/KX_ConvertPhysicsObjects.cpp
+++ b/source/gameengine/Ketsji/KX_ConvertPhysicsObjects.cpp
@@ -980,6 +980,8 @@ void	KX_ConvertBulletObject(	class	KX_GameObject* gameobj,
 				compoundShape->calculateLocalInertia(mass,localInertia);
 				rigidbody->setMassProps(mass,localInertia);
 			}
+			// delete motionstate as it's not used
+			delete motionstate;
 			return;
 		}