Adding init info to meta-server-daemon

To manage meta-server-daemon as a service script with chkconfig, it is necessary to add these lines to meta-server-daemon

<pre>
### BEGIN INIT INFO 
# Provides: meta
# Required-Start:
# Required-Stop:
# Should-Stop:
# Default-Start: 2 3 4 5
# Default-Stop: 0 1 6
# Short-Description: Stratio Meta
# Description: One LANGUAGE to rule them all
#
### END INIT INFO
</pre>
