Fixed documentation tag for methods with ref/out parameters.

src/Main/ICSharpCode.SharpDevelop.Dom/Project/Src/Implementations/DefaultMethod.cs

@@ -113,10 +113,14 @@ namespace ICSharpCode.SharpDevelop.Dom
 					b.Append('(');
 					for (int i = 0; i < paras.Count; ++i) {
 						if (i > 0) b.Append(',');
-						IReturnType rt = paras[i].ReturnType;
+						var para = paras[i];
+						IReturnType rt = para.ReturnType;
 						if (rt != null) {
 							b.Append(rt.DotNetName);
 						}
+						if (para.IsOut || para.IsRef) {
+							b.Append('@');
+						}
 					}
 					b.Append(')');
 				}