RNA Types metaclass registration

See mailing list posts for details [1][2][3]

Addons still need to be fixed; Campbell said he'd do it today.

See any of the py files (outside netrender) in this commit for how to do it (it's rather simple).

[1] http://lists.blender.org/pipermail/bf-committers/2010-February/026328.html
[2] http://lists.blender.org/pipermail/bf-committers/2010-August/028311.html
[3] http://lists.blender.org/pipermail/bf-committers/2010-August/028321.html

release/scripts/io/netrender/client.py

@@ -189,7 +189,6 @@ def clientSendJob(conn, scene, anim = False):
 def requestResult(conn, job_id, frame):
     conn.request("GET", renderURL(job_id, frame))
 
-@rnaType
 class NetworkRenderEngine(bpy.types.RenderEngine):
     bl_idname = 'NET_RENDER'
     bl_label = "Network Render"