Change deprecated ProgressIndicator to ProgressBar in test
Rename (again) AbstractQuery.is(Class<?>) to isAlso

The erasure warning in Java 6 was changed to an error in Java 7.
Rename the FieldQuery overloads in VQuery

The erasure warning in Java 6 was changed to an error in Java 7.
Also add a couple of #SafeVarargs annotations to appease the compiler.