Add serve.sh (without kiosk browser)

README.md

 
 Browse to [http://192.168.115.23](http://192.168.115.23). You should see a report of list of current client MAC addresses (typically, only yours), and a link to a JSON end point that returns distance.
 
-### Install web server (on linux PC)
+#### Install web server (on linux PC)
 
 ``` 
 $ virtualenv venv
 $ cp config.js.example config.js # and edit it according to room size, etc.
 ```
 
-### Run web server
+#### Debug and calibrate server
 
 ```
-$ ./run.sh
+$ ./serve.sh
 ```
 
 
-This will start a localhost web server and launch firefox in kiosk mode at [http://localhost:5000/](http://localhost:5000/)
+This will start a localhost web server. You can see the work at [http://localhost:5000/](http://localhost:5000/)
+
+You can also browse to [http://localhost:5000/p](http://localhost:5000/p) to see distance as a progress bar (this can help callibrate `static/js/config.js` according to room size).
+
+#### Run in production
 
-You can also browse to [http://localhost:5000/p](http://localhost:5000/p) to see distance as a progress bar (this can help callibrate `static/js/config.js` according to room size)
+```
+$ ./run.sh
+```
+This will start the server and run a browser in kiosk mode.

run.sh

 #!/bin/bash
 cd "$(dirname "$0")"
-source venv/bin/activate
-flask run --debug &
+./serve.sh &
 firefox -kiosk http://localhost:5000
 killall flask

serve.sh

+#!/bin/bash
+cd "$(dirname "$0")"
+source venv/bin/activate
+flask run --debug