fix /etc/hosts on fe after network reconfiguration
add fe_fqdn to vc-out of compute node and fix /etc/hosts on compute node
now configure SGE on a compute node
init_compute_node: add a post init script to reconfigure SGE
several fixes to the node.xml (broken xml syntax)
fix major issue with init.d scripts

If you install init.d script in /etc/init.d rpm will remove
the simbolic link in /etc/init.d -> /etc/rc.d/init.d and this
make the system unbootable!!!