Fixed bug preventing users from switching which assignment type an assignment belongs to
Fixed bug preventing users from switching which assignment type an assignment belongs to

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