Only display visible challenges on dashboard
Only display visible challenges on dashboard

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