make some vba Name object attributes read/write and add test document

Change-Id: Ibd12835cc5368080a302b3b8d7c6f52ccc434e3c

oovbaapi/ooo/vba/excel/XName.idl

@@ -37,10 +37,10 @@ interface XName
     [attribute] string NameLocal;
     [attribute] boolean Visible;
     [attribute] string Value;
-    [attribute, readonly] string RefersTo;
-    [attribute, readonly] string RefersToLocal;
-    [attribute, readonly] string RefersToR1C1;
-    [attribute, readonly] string RefersToR1C1Local;
+    [attribute] string RefersTo;
+    [attribute] string RefersToLocal;
+    [attribute] string RefersToR1C1;
+    [attribute] string RefersToR1C1Local;
     [attribute, readonly] XRange RefersToRange;
 
     void Delete( );

sc/qa/extras/macros-test.cxx

@@ -179,6 +179,10 @@ void ScMacrosTest::testVba()
             OUString("Workbooks."),
             OUString("vnd.sun.Star.script:VBAProject.testMacros.test?language=Basic&location=document")
         },
+        {
+            OUString("Names."),
+            OUString("vnd.sun.Star.script:VBAProject.testMacros.test?language=Basic&location=document")
+        },
     };
     OUString sTempDir;
     OUString sTempDirURL;