cc-2055: switch to init-d

-fix daemon being able to start multiple times
-make airtime-install shell script to call installers seperately
-

python_apps/pypo/airtime-pypo-init-d

@@ -2,12 +2,10 @@
 
 USERID=pypo
 GROUPID=pypo
-ENABLE="false"
 NAME=Airtime
-ID=airtime
 
 DAEMON=/usr/bin/airtime-pypo
-PIDFILE=/var/run/$ID.pid
+PIDFILE=/var/run/airtime.pid
 
 start () {    
         start-stop-daemon --start --background --quiet --chuid $USERID:$GROUPID --make-pidfile --pidfile $PIDFILE --startas $DAEMON
@@ -16,7 +14,7 @@ start () {
 stop () {
         # Send TERM after 5 seconds, wait at most 30 seconds.
         start-stop-daemon --stop --oknodo --retry TERM/5/0/30 --quiet --pidfile $PIDFILE
-        rm $PIDFILE
+        rm -f $PIDFILE
 }