Add call*Method functions which take an array or a pointer of jvalues

Qt only provides va_args functions in QAndroidJniObject, but it is possible to pass a pointer of jvalues through Call*MethodA methods in jni interface. This could make some cases easier where same parameters are passed to many method calls.

https://docs.oracle.com/javase/7/docs/technotes/guides/jni/spec/functions.html