Add slurm default variables

roles/cvlExtraFiles/vars/readme.txt

 ---
 extraFiles:
-  - {src: '/usr/local/lib/ld-linux.so.2', dest: '/lib/ld-linux.so.2', type: 'link'}
   - {src: '/usr/local/etc/sshfs_default_sites.cfg', dest: '/etc/sshfs_default_sites.cfg', type: 'link'}
   - {src: '/usr/local/etc/vnc/turbovncserver-auth.conf', dest: '/etc/turbovncserver-auth.conf', type: 'link'}
   - {src: '/usr/local/etc/vnc/turbovncserver.conf', dest: '/etc/turbovncserver.conf', type: 'link'}

roles/slurm/defaults/main.yml

 ---
-clustername: "CIAB" 
-slurmctlddebug: {} 
-slurmddebug: {} 
-slurmschedlog: {} 
-slurmdbdlog: {}
+slurm_use_vpn: False 
+slurmctlddebug: {level: 9, log: '/var/log/slurm/slurmctld.log'}
+slurmddebug: {level: 9, log: '/var/log/slurm/slurmd.log'}
+slurmschedlog: {level: 9, log: '/var/log/slurm/slurmsched.log'}
+slurmdbdlog: {level: 9, log: '/var/log/slurm/slurmdbd.log'}
 slurmfairshare: {def: false, val: 10000}
 slurmdatadir: "/var/spool/slurm"
+slurmselecttype: "select/linear"
+slurmfastschedule: "1"
+slurmschedulertype: "sched/backfill"
+

roles/slurm/vars/readme.txt

----
-slurm_use_vpn: True
-slurmctlddebug: {level: 9, log: '/var/log/slurm/slurmctld.log'}
-slurmddebug: {level: 9, log: '/var/log/slurm/slurmd.log'}
-slurmschedlog: {level: 9, log: '/var/log/slurm/slurmsched.log'}
-slurmdbdlog: {level: 9, log: '/var/log/slurm/slurmdbd.log'}
-slurmfairshare: {def: false, val: 10000}
-slurmdatadir: "/var/spool/slurm"
-slurmselecttype: "select/linear"
-slurmfastschedule: "1"
-slurmschedulertype: "sched/backfill"
-