OC-3242: Add new error message for fail in GetUserName. No changes in library reference

res/values/strings.xml

@@ -166,6 +166,7 @@
 	<string name="auth_connecting_auth_server">Connecting to authentication server…</string>
 	<string name="auth_unsupported_auth_method">The server does not support this authentication method</string>    
 	<string name="auth_unsupported_multiaccount">%1$s does not support multiple accounts</string>
+	<string name="auth_fail_get_user_name">Your server is not returning a correct user id, contact with your admin please</string>
     
     <string name="fd_keep_in_sync">Keep file up to date</string>
     <string name="common_rename">Rename</string>

src/com/owncloud/android/authentication/AuthenticatorActivity.java

@@ -807,6 +807,7 @@ implements  OnRemoteOperationListener, OnSslValidatorListener, OnFocusChangeList
     }
 
     private void onGetUserNameFinish(GetRemoteUserNameOperation operation, RemoteOperationResult result) {
+        
         if (result.isSuccess()) {
             boolean success = false;
             String username = operation.getUserName();
@@ -831,7 +832,7 @@ implements  OnRemoteOperationListener, OnSslValidatorListener, OnFocusChangeList
             if (success)
                 finish();
         } else {
-            updateAuthStatusIconAndText(result);
+            updateStatusIconFailUserName();
             showAuthStatus();
             Log_OC.e(TAG, "Access to user name failed: " + result.getLogMessage());
         }
@@ -1104,6 +1105,11 @@ implements  OnRemoteOperationListener, OnSslValidatorListener, OnFocusChangeList
     }
 
 
+    private void updateStatusIconFailUserName(){
+        mAuthStatusIcon = android.R.drawable.ic_secure;
+        mAuthStatusText = R.string.auth_fail_get_user_name;
+    }
+    
     /**
      * Processes the result of the request for and access token send 
      * to an OAuth authorization server.