Rewrite identd

- Use gio (which is cross platform)
- Properly support multiple users
- Allow configuring port
- Allow other plugins overriding

po/POTFILES.in

@@ -10,6 +10,7 @@ src/common/inbound.c
 src/common/notify.c
 src/common/outbound.c
 src/common/plugin.c
+src/common/plugin-identd.c
 src/common/plugin-timer.c
 src/common/server.c
 src/common/servlist.c