CC-4114: use liquidsoap shutdown() command to restart liquidsoap

-tying up loose ends

python_apps/pypo/install/pypo-uninitialize.py

@@ -8,7 +8,7 @@ if os.geteuid() != 0:
 
 try:      
     #stop pypo and liquidsoap processes
-    print "Waiting for pypo processes to stop...",
+    print "Waiting for Pypo process to stop...",
     try:
         os.remove("/usr/bin/airtime-liquidsoap")
     except Exception, e:
@@ -18,5 +18,12 @@ try:
         print "OK"
     else:
         print "Wasn't running"
+        
+    print "Waiting for Liquidsoap process to stop...",
+    if (os.path.exists('/etc/init.d/airtime-liquidsoap')):
+        subprocess.call("invoke-rc.d airtime-liquidsoap stop", shell=True)
+        print "OK"
+    else:
+        print "Wasn't running"
 except Exception, e:
     print e