v2017-06-13.0

• NetSim: Update Redis cluster gem
• DTS (Levelbuilder > Staging)
• Cease writing race information to serialized attribute.
• Remove unnecessary return statement from assign_script_to_teachers.
• add csp-ap to lesson plan link list
• move codegen into jsinterpreter directory
• Revert "Revert "Make template-backed levels work for signed-out users""
• Allow longer descriptions for plc_course_units
• Add a start_date field to the workshop csv download, and consistently…
• Replace FactoryGirl create with FactoryGirl build.
• wait on page load
• Fix and improve our FactoryGirl factories.
• Cache TopInstructions right col width options
• more carefully unload InlineAudio
• Add teachercon survey
• Temporarily reenable pd eyes
• Add with_deleted to users_urm_and_races script.
• Condense USER_TYPE_OPTIONS definition.
• Define LevelSource#clear_data to clear level_source data.
• Add Section#clean_data to remove section name.
• Clip and scale App Lab content correctly in old-sized apps
• Add OverflowActivity model for overflow_activites DB table.
• Editable React SectionTable
• Some JSInterpreter code cleanup
• add buttons directly to new CSD and CSP course overview pages
• NetSim: Update Redis gem to 3.3.3
• backport Production to staging
• Revert "NetSim: Update Redis gem to 3.3.3"
• NetSim: Update Redis gem to 3.3.3
• Add redux init to /projects/public for signed out users
• DTL (Test > Levelbuilder: 93c8ed0a)
• fix JSInterpreter execution log
• MazeThumbnail React component and Storybook entry