Fixed some more warnings

src/main/java/com/sk89q/bukkit/migration/NijiPermissionsResolver.java

@@ -19,7 +19,6 @@
 
 package com.sk89q.bukkit.migration;
 
-import com.sun.xml.internal.fastinfoset.algorithm.BooleanEncodingAlgorithm;
 import org.bukkit.Server;
 import org.bukkit.command.PluginCommand;
 import org.bukkit.entity.Player;
@@ -137,8 +136,6 @@ public class NijiPermissionsResolver implements PermissionsResolver {
         PluginCommand permsCommand = plugin.getServer().getPluginCommand("permissions");
         if (permsCommand == null)
             return false;
-        if (!permsCommand.getPlugin().getDescription().getName().equals("Permissions"))
+        return !permsCommand.getPlugin().getDescription().getName().equals("Permissions");
-            return false;
-        return true;
     }
 }

src/main/java/com/sk89q/bukkit/migration/PermissionsResolverServerListener.java

@@ -26,8 +26,6 @@ import org.bukkit.event.server.PluginEnableEvent;
 import org.bukkit.event.server.ServerListener;
 import org.bukkit.plugin.Plugin;
 
-import java.util.Map;
-
 public class PermissionsResolverServerListener extends ServerListener {
     private PermissionsResolverManager manager;