Add icons for the preferences

Bug:27533454
Change-Id: I41e2c5768f6ee7ce88b64a50ccdf880f5fa150f6
17 files changed
tree: 30a9941574ea8bb46a7c2c41f5824a0fc002e283
  1. res/
  2. src/
  3. Android.mk
  4. AndroidManifest.xml