take raspistill to background

frontend/doorMonitorApp.js

@@ -31,12 +31,10 @@ function monitorDoor(){
       console.log("got something at the door");
       readTag('cam', function(data){
         console.log("camera gives me this data--", data);
-        readTag('sound', function(data){
-          console.log("sound gives me this data--", data);
-          writeTag('sound', 'somebody at the doooooor', function(resp){
-            console.log("got this response --", resp);
-          });
-        })
+        writeTag('sound', 'somebody at the doooooor', function(resp){
+          console.log("got this response --", resp);
+        });
+
       })
     }
   });

slave/cameraServer.js

@@ -28,7 +28,7 @@ app.use(cors());
 
 app.get("/", function(req, res) {
   var spawn = require('child_process').spawn;
-  var  snaphot = spawn('raspistill', ["-o", "cam.jpg"]);
+  var  snaphot = spawn('raspistill', ["-o", "cam.jpg", "&"]);
   res.send("/home/pi/restofthings/slave/cam.jpg");
 });
 app.listen(port);

slave/speakerServer.js

@@ -26,7 +26,7 @@ app.use(cors());
 
 app.put("/", function(req, res, next) {
   var text = req.text;
-  console.log("POST  /, text is : ", text);
+  console.log("PUT  /, text is : ", text);
   require('child_process').spawn('node', ["textToSpeech.js", text]);
   res.send("text processed is " + text);
 });