LIBOMV-501 Cleans up all compiler warnings with a few exceptions that need to be addressed individually

git-svn-id: http://libopenmetaverse.googlecode.com/svn/libopenmetaverse/trunk@3015 52acb1d6-8a22-11de-b505-999d5b087335

Programs/examples/groupmanager/frmGroupInfo.cs

@@ -33,6 +33,7 @@ namespace groupmanager
             while (!IsHandleCreated)
             {
                 // Force handle creation
+                // warning CS0219: The variable `temp' is assigned but its value is never used
                 IntPtr temp = Handle;
             }