Some fixes for assessment workflow..
Merge pull request #54 from aboudreault/assessment-fixes

Some fixes for assessment workflow..
assessment-rounded-percentage: Round score result in assessments
Merge pull request #56 from edx-solutions/assessment-rounded-percentage

assessment-rounded-percentage: Round score result in assessments
Merge pull request #55 from dragonfi/tracking-logs

Tracking logs
Remove redundant ids from events