Implemented functions for start() and stop().  The restart case will call the stop() and start() functions.
Implemented functions for start() and stop().  The restart case will
call the stop() and start() functions.

Impemented the status case so that 'service confluent status' will
return the state of confluent daemon.

jufm/confluent,chenglch/confluent,xcat2/confluent,jjohnson42/confluent,xcat2/confluent,xcat2/confluent,jjohnson42/confluent,chenglch/confluent,jjohnson42/confluent,chenglch/confluent,jjohnson42/confluent,chenglch/confluent,jufm/confluent,xcat2/confluent,jufm/confluent,xcat2/confluent,jufm/confluent,chenglch/confluent,jjohnson42/confluent,whowutwut/confluent,whowutwut/confluent,whowutwut/confluent,whowutwut/confluent,jufm/confluent