Finalized v3.0.6 changes

- Updated geodb database
- Updated custom header UI
- Added tools for update acmedns and geodb

src/web/snippet/customHeaders.html

@@ -97,6 +97,7 @@
                 $("#headerModeAdd").removeClass("active");
                 $("#headerModeRemove").addClass("active");
                 $("#headerValue").parent().hide();
+                $("#headerValue").val("");
             });
 
             //Bind events to header directions option