Fix misleading error in CmdKick

The error was shown to a player when s/he tried to kick someone who
didn't belong to a faction, and incorrectly asserted that something had
"went wrong".

src/main/java/com/massivecraft/factions/cmd/CmdKick.java

@@ -58,9 +58,8 @@ public class CmdKick extends FCommand {
 
         Faction toKickFaction = toKick.getFaction();
 
-        // The PlayerEntityCollection only holds online players, this was a specific issue that kept happening.
-        if (toKickFaction.getTag().equalsIgnoreCase(TL.WILDERNESS.toString())) {
-            sender.sendMessage(TL.COMMAND_KICK_OFFLINE.toString());
+        if (toKickFaction.isNone()) {
+            sender.sendMessage(TL.COMMAND_KICK_NONE.toString());
             return;
         }