Adds testing-host w/ a dummy project.

docker/testing-host/supervisord.conf

@@ -0,0 +1,13 @@
+[supervisord]
+nodaemon=true
+user=root
+logfile=/var/log/supervisor/supervisord.log
+pidfile=/var/run/supervisord.pid
+
+[program:sshd]
+command=/usr/sbin/sshd -D
+user=root
+stdout_logfile=/dev/stdout
+stdout_logfile_maxbytes=0
+stderr_logfile=/dev/stderr
+stderr_logfile_maxbytes=0