Scope shouldnt default to email, it should default to nothing

README.md

@@ -50,7 +50,7 @@ The tag takes three optional parameters.
 
 - `label` which defaults to *Sign in with Facebook*
 - `cssClass` which defaults to *play-fbconnect-button*
-- `scope` which defaults to *email* (see [the facebook docs](http://developers.facebook.com/docs/authentication/permissions) for possible values of scope)
+- `scope` which is excluded by default (see [the facebook docs](http://developers.facebook.com/docs/authentication/permissions) for possible values of scope)
 
 ### Define your OAuth callback
 

documentation/manual/home.textile

@@ -48,7 +48,7 @@ bc. #{fbconnect.button label:'Login using your facebook account.' /}
 
 * @label@ which defaults to *Sign in with Facebook*
 * @cssClass@ which defaults to *play-fbconnect-button*
-* @scope@ which defaults to *email* (see "this table":http://developers.facebook.com/docs/authentication/permissions for possible values of scope)
+* @scope@ which is excluded by default (see "this table":http://developers.facebook.com/docs/authentication/permissions for possible values of scope)
 
 h3. Define your OAuth callback
 

src/play/modules/fbconnect/FBConnectSession.java

@@ -37,7 +37,11 @@ public String getLoginUrl() {
 	}
 
     public String getLoginUrl(String scope){
-        return String.format("https://www.facebook.com/dialog/oauth?client_id=%s&display=%s&redirect_uri=%s&scope=%s", WS.encode(id), WS.encode("page"), WS.encode(Router.getFullUrl("FBConnect.callback")), scope);
+        String url = String.format("https://www.facebook.com/dialog/oauth?client_id=%s&display=%s&redirect_uri=%s", WS.encode(id), WS.encode("page"), WS.encode(Router.getFullUrl("FBConnect.callback")));
+        if(scope != null){
+            url += "&scope="+WS.encode(scope);
+        }
+        return url;
     }
 
     public String getAuthUrl(String authCode){