Remove any empty label that the server sends, as we maintain out own empty label. Fixes #79.

core/src/org/transdroid/core/gui/navigation/Label.java

@@ -96,7 +96,8 @@ public class Label implements SimpleListItem, NavigationFilter, Comparable<Label
 		unnamedLabelText = unnamedLabel;
 		localLabels.add(new Label(unnamedLabel, -1, true));
 		for (org.transdroid.daemon.Label label : daemonLabels) {
-			localLabels.add(new Label(label));
+			if (!TextUtils.isEmpty(label.getName()))
+				localLabels.add(new Label(label));
 		}
 		Collections.sort(localLabels);
 		return localLabels;