init ConnectionData

common/src/main/java/us/myles/ViaVersion/protocols/protocol1_13to1_12_2/Protocol1_13To1_12_2.java

@@ -122,6 +122,7 @@ public class Protocol1_13To1_12_2 extends Protocol {
         SCOREBOARD_TEAM_NAME_REWRITE.put(ChatColor.YELLOW, '!');
         SCOREBOARD_TEAM_NAME_REWRITE.put(ChatColor.WHITE, '?');
         MappingData.init();
+        ConnectionData.init();
     }
 
     @Override

common/src/main/java/us/myles/ViaVersion/protocols/protocol1_13to1_12_2/packets/WorldPackets.java

@@ -2,7 +2,6 @@ package us.myles.ViaVersion.protocols.protocol1_13to1_12_2.packets;
 
 import com.github.steveice10.opennbt.tag.builtin.CompoundTag;
 import com.google.common.base.Optional;
-import com.google.common.collect.BiMap;
 import us.myles.ViaVersion.api.PacketWrapper;
 import us.myles.ViaVersion.api.Via;
 import us.myles.ViaVersion.api.data.UserConnection;