am c3d808a7: Merge "support a few more header levels for sidebox so the sidebox can be placed at any level and be semantically correct" into froyo

Merge commit 'c3d808a727c2b42d48658e6fca06b1d4a9817f12' into froyo-plus-aosp

* commit 'c3d808a727c2b42d48658e6fca06b1d4a9817f12':
  support a few more header levels for sidebox so the sidebox can