All packet creating methods now create Packet instead of byte[]

This commit got way too big...
- Remove deprecated methods for sending packets
- Favor OutPacket & Packet over MaplePacketLittleEndianWriter, LittleEndianWriter, and byte array
- Split up some packet creating methods into separate classes

src/main/java/net/server/channel/handlers/OpenFamilyPedigreeHandler.java

@@ -36,7 +36,7 @@ public final class OpenFamilyPedigreeHandler extends AbstractMaplePacketHandler
         if(!YamlConfig.config.server.USE_FAMILY_SYSTEM) return;
         MapleCharacter target = c.getChannelServer().getPlayerStorage().getCharacterByName(slea.readMapleAsciiString());
         if(target != null && target.getFamily() != null) {
-            c.announce(PacketCreator.showPedigree(target.getFamilyEntry()));
+            c.sendPacket(PacketCreator.showPedigree(target.getFamilyEntry()));
         }
     }
 }