Fixed logout root
Fixed logout root

logout root now takes user back to root page of home#index.

UM-USElab/gradecraft-development,zqian/gradecraft-development,zqian/gradecraft-development,mkoon/gradecraft-development,peterkshultz/gradecraft-development,zqian/gradecraft-development,mkoon/gradecraft-development,peterkshultz/gradecraft-development,peterkshultz/gradecraft-development,mkoon/gradecraft-development,UM-USElab/gradecraft-development,UM-USElab/gradecraft-development,UM-USElab/gradecraft-development