Changed re-configuration logic. Now only the ssh host keys for the WNs are refreshed in /etc/ssh/ssh_known_hosts file.
Changed re-configuration logic. Now only the ssh host keys for the WNs are refreshed in /etc/ssh/ssh_known_hosts file.

StratusLab/claudia,StratusLab/claudia,StratusLab/claudia,StratusLab/claudia