cm: Update default wallpaper for sw600dp/sw720dp devices

Change-Id: I99bd1f7d7f735279a5c3e0e7d54220f5f647644e
Merge "cm: Update default wallpaper for sw600dp/sw720dp devices" into cm-11.0
Merge branch 'cm-11.0' into mokee
mk: Update default wallpaper for sw600dp/sw720dp devices

Change-Id: I7eac994cf407d736a3fc0f28df862a77330187be