Merge pull request #128 from dbetebenner/master

Update of README.md
Merge pull request #129 from dbetebenner/master

Update of README
Merge pull request #130 from dbetebenner/master

Update of WIDA meta-data
Merge pull request #131 from dbetebenner/master

Update of RLI information
Merge pull request #132 from dbetebenner/master

Adding RLI baseline matrices to SGPstateData
Fix PHYSICAL_SCIENCE projection sequences
Merge pull request #133 from adamvi/master

Fix PHYSICAL_SCIENCE projection sequences