8156743: ES6 for..of should work for Java Maps and Sets Summary: Implemented java map object iterator which behaves similar to native map object iterator Reviewed-by: jlaskey, attila Contributed-by: srinivas.dama@oracle.com

^build/
^dist/
^.idea/
nbproject/private/
^webrev
^.src-rev$
^.jib/
.DS_Store
.metadata/
.recommenders/