am a2414316: Add documentation for proximity and light sensors.

Merge commit 'a2414316075dde4ca5c1393c662f224b36dd3fdc' into eclair-mr2

* commit 'a2414316075dde4ca5c1393c662f224b36dd3fdc':
  Add documentation for proximity and light sensors.
tree: 8a3403f21148b20b032b566a30ec3c4fd820ff6f
  1. include/
  2. modules/
  3. Android.mk
  4. hardware.c
  5. MODULE_LICENSE_APACHE2
  6. NOTICE