Make name of submitter and submission date available to competition scoring program.
Merge branch 'master' of https://github.com/codalab/codalab
Merge pull request #459 from cpoulain/master

Make current submission info available to scoring program
Merge branch 'feature/competition-generator' of https://github.com/Tivix/codalab into Tivix-feature/competition-generator
Very minor formatting and spelling changes
Merge branch 'Tivix-feature/competition-generator'