Add LED Flashed sample app

Reference implementation of a sample app based on Brillo/Weave.

Simple app that exposes a few Weave commands to turn on and off
on-board LEDs.

BUG:23499620

Change-Id: I9088be67413b5ffc0b3c2626cc8d2d22aa67129d
26 files changed
tree: cd25c4b4c698ab90089a733598ea100fe9808dcd
  1. AndroidProducts.mk
  2. ledflasher.mk
  3. sepolicy/
  4. src/
  5. vendorsetup.sh
  6. weaved.conf