Merged changes in the trunk up to revision 37539.

Conflicts resolved:
source/blender/render/intern/source/pipeline.c

Also fixed an inconsistent conflict resolution in the last commit with
regard to release/scripts/startup/bl_ui/properties_render.py.  This
problem resulted in empty menus in the GUI.

doc/python_api/rst/bge.logic.rst

@@ -345,9 +345,9 @@ Utility functions
 
 .. function:: getAverageFrameRate()
 
-   Gets the estimated average framerate
-   
-   :return: The estimed average framerate in frames per second
+   Gets the estimated/average framerate for all the active scenes, not only the current scene.
+
+   :return: The estimated average framerate in frames per second
    :rtype: float
 
 .. function:: getBlendFileList(path = "//")

doc/python_api/rst/bge.types.rst

@@ -710,6 +710,12 @@ Game Engine  bge.types Module
 
    Applies changes to a camera.
 
+   .. attribute:: damping
+
+      strength of of the camera following movement.
+
+      :type: float
+   
    .. attribute:: min
 
       minimum distance to the target object maintained by the actuator.