Merge pull request #154 from dbetebenner/master

Adding spring spring baseline coefficient matrices to RLI SGPstateData
Merge pull request #155 from dbetebenner/master

Fixing RLI baseline matrices
Merge pull request #156 from dbetebenner/master

RLI configuration modifications
Add WIDA_CO to SGPstateData and clean up other states
WIDA_CO fix typo and ash levels, add SGP_Configuration
Fix cutscores for WIDA_CO
Clean up and change WIDA_CO Achievement_Level_Labels
Merge pull request #157 from adamvi/master

Add WIDA_CO