add bsr/config as a dependency

composer.json

@@ -9,8 +9,14 @@
             "name" : "Guillermo"
         }
     ],
+    "repositories" : [
+        {
+            "type" : "vcs", 
+            "url" : "https://usrpath@bitbucket.org/usrpath/bsrconfig.git"
+        }
+    ],
     "require" : {
-
+        "bsr/config" : "v0.0.1"
     },
     "autoload": {
         "psr-4": {"BSR\\Webservice\\" : "src/"}

src/WebService.php

@@ -4,6 +4,7 @@ namespace BSR\Webservice;
 
 use BSR\Webservice\Exception\UsageException;
 use BSR\Webservice\Exception\WebException;
+use BSR\Config\Configuration;
 
 abstract class WebService
 {