-* Better merging of signatures; need to decode subpackets so we can make sure
- we don't add a signature that's already on a key but has different
- subpackets.
+* Better merging of signatures; need to compare subpackets on Type 4 packets
+ and choose which we should use (how? most recent date?)
+* Honor no-modify keyserver flag ("Brian M. Carlson" <karlsson@hal-pc.org>)