Revert "stream-lib library no longer used by hydra-data module."
Revert "stream-lib library no longer used by hydra-data module."

Stream-lib is used by the hydra-data module. If removed it is
picked up as a transitive dependency but our policy is to explicitly
show dependencies.

This reverts commit f45d0ad4ca66972ce6480ace85e54de048638b38.

mythguided/hydra,mythguided/hydra,mythguided/hydra,mythguided/hydra