Update targetSdkVersion to 18

We use APIs from 18, and ADT, by default, sets the build target to
targetSdkVersion.

Change-Id: I75e04b30e42de2eb92ec6a705252415114324c18
1 file changed
tree: b4d06ef828fe1d0c2a61c8d212d980c9c99a0cc5
  1. res/
  2. sample/
  3. src/
  4. Android.mk
  5. AndroidManifest.xml