Updates to r6 of littlemock, concrete classes.

- Updates source to r6.

Highlights:
- Can now mock concrete classes if you have dexmaker.jar on your
  classpath.
- Can use blocking verify() calls with timeout() method.
- Thread-safe mocks, and only one thread can verify() and stub().

Change-Id: I42f55cb33d2ed99097317705a35e73e63f8a864f
5 files changed