Fix run-as-user tests

.travis/setup_tests.sh

@@ -19,5 +19,5 @@ sudo service munge start
 sudo python scripts/configure_test_slurm.py
 echo "export DRMAA_LIBRARY_PATH=/usr/lib/slurm-drmaa/lib/libdrmaa.so" >> local_env.sh
 echo ". $VIRTUAL_ENV/bin/activate" >> local_env.sh
-sudo adduser --quiet --disabled-password --gecos TEST u1  ## Create user for run-as-user test.  
+sudo useradd --home-dir /home/u1 --shell /bin/bash --create-home --comment TEST,,, --groups travis u1  ## Create user for run-as-user test.
 mkdir -p ~/.ssh && cp test_data/testkey.pub ~/.ssh/authorized_keys && chmod 600 ~/.ssh/authorized_keys