Merge pull request #322 from dbetebenner/master

Update of outputSGP, combineSGP 
Merge pull request #323 from dbetebenner/master

Update of Oregon SGPstateData
Merge pull request #324 from dbetebenner/master

Integration of gofSGP into package adding enhanced goodness of fit plots
Merge pull request #325 from dbetebenner/master

Update to SGP version 1.0-0.0
Updated .gitignore