Create get.php

Développement of the discovering services funtionnality
Add function for get services

Adding functions for the discovering sevices functionnality.
the authenfication is very simple: we have a database of users wich a json file containing a list of couple user/password
Updating the location of config files

swipe the configration derectory from "scripts" to "config"
Fix of config directory
Merge pull request #1 from rhaimoura/master

GET functionality is OK