Free net.cts from cts.stub.

Explicitly include CtsTestServer in Android.mk to eliminate the
dependency to cts.stub. This allows net.cts to instrument itself,
and it also allows network-specific JNI code to be added in the
same package.

Change-Id: I624f87e0112619c5b97f2c3589933f666665fa8e
2 files changed