patch 7.4.1313

Problem:    MS-Windows: Using socket after it was closed causes an exception.
Solution:   Don't give an error when handling WM_NETBEANS.  Re-enable tests
            for MS-Windows.

src/version.c

@@ -747,6 +747,8 @@ static char *(features[]) =
 
 static int included_patches[] =
 {   /* Add new patch number below this line */
+/**/
+    1313,
 /**/
     1312,
 /**/