improve printer discovery
am: e604a9fafd

Change-Id: I05cac2710636f1cc61349885920ae642d0759601
tree: 6bf205b8af8e4100b3a676bb01e890e164a5b1db
  1. jni/
  2. res/
  3. src/
  4. .gitignore
  5. Android.mk
  6. AndroidManifest.xml
  7. proguard.flags