Changing to to_jstring()
Merge branch 'master' of github.com:realm/realm-java into kg-jni-string
Guarding JStringAccessor in a try block.
Merge branch 'master' of github.com:realm/realm-java into kg-jni-string
Simplify comments.
Merge pull request #573 from realm/kg-jni-string

Changing to to_jstring()