Update to javax.mail 1.5.1

James Moger

2014-05-05 4d1f6a5670c90b53cbb1dbf6bb75f20cb440445b

 src/test/java/com/gitblit/tests/mock/MemorySettings.java

@@ -48,6 +48,11 @@
   }

   @Override
   public boolean saveSettings() {
      return false;
   }

   @Override
   public boolean saveSettings(Map<String, String> updatedSettings) {
      return false;
   }