Revert "convert lang to sym"
Revert "convert lang to sym"

unneeded as hashr does this for us

This reverts commit 00d28e01dd5b89abdd49c2bbea48ff1aceec2e08.

ireznice/travis-worker,final-ci/travis-worker,travis-ci/travis-worker,ireznice/travis-worker,final-ci/travis-worker,gavioto/travis-worker,gavioto/travis-worker,travis-ci/travis-worker