Remove deprecation warnings from util.json methods.
Close next-stable branch for release_2014.10.06
Merge next-stable to stable for release_2014.10.06
Added tag release_2014.10.06 for changeset 2092948937ac
Added tag latest_2014.10.06 for changeset 2092948937ac
missing import
Merged in martenson/galaxy-stable-pr/stable (pull request #520)

[STABLE] missing import
Update tag latest_2014.10.06 for changeset bde1c35ef8e5
fix a bug with parsing params in data libraries API introduced recently with refactoring into managers
Merge from stable.