Merge pull request #10 from yokose-ks/EDX-431

EDX-431: Add rescore openassessment command
EDX-442: Explicit action to begin turbo mode (continue peer assessment)
Merge pull request #13 from hkawasaki/EDX-442

EDX-442: Explicit action to begin turbo mode (continue peer assessment)
EDX-431: Fix bug to put rubrics in the right order