- Change the guava version used to match the one included in the SDK.
The test server uses the same. However, the command line build still
uses the guava present at platform/external/guava, which is compiled
with Java 7. Thus, running the tests from inside the IDE can be done
via Java 6.
- Rebuilt the test app classes with Java 6 compatibility.
- Change similarity threshold to prevent differences due to some locale
settings different java versions.
Change-Id: Ic71d43256a8cf6f9df296e63550667a202c7105f