Fixes delete lti tools task. Adds list lti tools task.
Fixes delete lti tools task. Adds list lti tools task.

atomicjolt/react_starter_app,atomicjolt/adhesion,atomicjolt/adhesion,atomicjolt/adhesion,atomicjolt/react_rails_starter_app,atomicjolt/lti_starter_app,atomicjolt/react_rails_starter_app,atomicjolt/react_rails_starter_app,atomicjolt/react_starter_app,atomicjolt/react_starter_app,atomicjolt/lti_starter_app,atomicjolt/lti_starter_app,atomicjolt/adhesion,atomicjolt/react_starter_app,atomicjolt/lti_starter_app,atomicjolt/react_rails_starter_app