[Milhouse]

Experimental newclock4 build uploaded: #0811b

Same as build #0811, but with newclock4 patches in place of newclock3. See here for details.

newclock4 additions since previous build #0809c:

• [omxrenderer] Fixes for stereo modes and rotated video
  
• [omxplayer] Don't propagate 3d flags based on supported 3d modes
  
• [graphics] Don't set stereo mode based on resolution
  
• [graphics] Allow switching to a more suitable 3D resolution
  
• [3D] Support switching to 3D resolutions
  
• [graphics] Make pixel ratio for 3d modes consistent
  
• filesystem: Make support of browsing into archives optional
  
• confluence: Remove media-overlay.jpg for when video is backgrounded