Fix a bug when inserting a name less node

Author: sarbian

Properties/AssemblyInfo.cs

@@ -17,7 +17,7 @@
 // The form "{Major}.{Minor}.*" will automatically update the build and revision,
 // and "{Major}.{Minor}.{Build}.*" will update just the revision.
 
-[assembly: AssemblyVersion("2.1.4")]
+[assembly: AssemblyVersion("2.1.5")]
 
 // The following attributes are used to specify the signing key for the assembly, 
 // if desired. See the Mono documentation for more information about signing.

Tests/NameLessNode.cfg

@@ -0,0 +1,24 @@
+MMTEST
+{
+	name = NameLessNode
+}
+
+@MMTEST[NameLessNode]
+{
+	// Insert a name Less node
+    %MODEL {
+        %key = value
+    }
+}
+
+MMTEST_EXPECT
+{
+	MMTEST 
+	{
+		name = NameLessNode
+		MODEL
+		{
+			key = value
+		}		
+	}
+}	

moduleManager.cs

@@ -1092,6 +1092,7 @@ public static ConfigNode FindConfigNodeIn(ConfigNode src, string nodeType,
                                                    string nodeName = null, int index = 0)
         {
             ConfigNode [] nodes = src.GetNodes(nodeType);
+            if (nodes.Length == 0) return null;
             if (nodeName == null)
             {
                 if(index >= 0)