* configclients.jsp: Fix add-new-client feature

* Translate: Catch empty string

core/java/src/net/i2p/util/Translate.java

@@ -36,6 +36,9 @@ public abstract class Translate {
             return key;
         else if (lang.equals(TEST_LANG))
             return TEST_STRING;
+        // shouldnt happen but dont dump the po headers if it does
+        if (key.equals(""))
+            return key;
         ResourceBundle bundle = findBundle(bun, lang);
         if (bundle == null)
             return key;