Fix #289: Leaderboard column ordering from competition.yaml
Add maintenance mode for deployments
Merge pull request #405 from cpoulain/master

Add maintenance mode for deployments
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