Merge pull request #598 from dbetebenner/master

Various RLI modifications
Merge pull request #599 from dbetebenner/master

More RLI modifications
Merge pull request #600 from dbetebenner/master

Logic fix for CSEM production
Merge pull request #601 from dbetebenner/master

Updates based upon RLI configurations
Allow for state specific cutscore/achievement level creation
Only crate *_ENROLLMENT_STATUS vars if institution IS in data.
suppress warning about duplicate factor levels
Merge pull request #602 from adamvi/master

Allow for achievement level creation with state specific cutscores
Merge branch 'master' of https://github.com/CenterForAssessment/SGP