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, 2 deletions

diff --git a/source/gameengine/VideoTexture/ImageRender.cpp b/source/gameengine/VideoTexture/ImageRender.cpp
index db4461325d8..7ceb9e58c7a 100644
--- a/source/gameengine/VideoTexture/ImageRender.cpp
+++ b/source/gameengine/VideoTexture/ImageRender.cpp
@@ -561,8 +561,8 @@ ImageRender::ImageRender (KX_Scene * scene, KX_GameObject * observer, KX_GameObj
     float yaxis[3] = {0.f, 1.f, 0.f};
     float mirrorMat[3][3];
     float left, right, top, bottom, back;
-	
-	m_camera= new KX_Camera(scene, KX_Scene::m_callbacks, camdata);
+	// make sure this camera will delete its node
+	m_camera= new KX_Camera(scene, KX_Scene::m_callbacks, camdata, true, true);
 	m_camera->SetName("__mirror__cam__");
     // don't add the camera to the scene object list, it doesn't need to be accessible
     m_owncamera = true;