Fix #289: Leaderboard column ordering from competition.yaml
Fixed two bugs: 1) exposed is_scoring_only in editor, 2) Don't render phase labels on data page if there are no data sets for that phase.
Merge branch 'master'
Merge pull request #404 from javierluraschi/Fix289

Fix #289: Leaderboard column ordering from competition.yaml
Indentation error.
Fixed to include input_data for the execution of code.
Merge pull request #406 from irjudson/editor

Editor
Fix #410 Score headers with explicit ordering not aligning
Implement worksheet lists (using Angular)
Merge pull request #416 from javierluraschi/AngularWorksheets

Implement worksheets list (using Angular)
Fix worksheets when preview mode is active
Merge pull request #417 from javierluraschi/FixWorksheetsPreview

Fix worksheets when preview mode is active
Refactor base.html and app.html
Merge pull request #418 from javierluraschi/RefactorBaseApp

Refactor base.html and app.html
removed bundles directory
merged upstream changes
Merge pull request #425 from percyliang/master

removed bundles directory
Make changes to track codalab-cli.
Merge pull request #426 from cpoulain/master

Make changes to track codalab-cli.