Fixed 2 warnings.

src/main/java/com/sk89q/bukkit/util/DynamicPluginCommand.java

@@ -76,6 +76,7 @@ public class DynamicPluginCommand extends org.bukkit.command.Command implements
         return owningPlugin;
     }
 
+    @SuppressWarnings("unchecked")
     @Override
     public boolean testPermissionSilent(CommandSender sender) {
         if (permissions == null || permissions.length == 0) {
@@ -85,7 +86,7 @@ public class DynamicPluginCommand extends org.bukkit.command.Command implements
         if (registeredWith instanceof CommandsManager<?>) {
             try {
                 for (String permission : permissions) {
-                    if (((CommandsManager) registeredWith).hasPermission(sender, permission)) {
+                    if (((CommandsManager<CommandSender>) registeredWith).hasPermission(sender, permission)) {
                         return true;
                     }
                 }

src/main/java/com/sk89q/worldedit/spout/SpoutWorld.java

@@ -212,8 +212,8 @@ public class SpoutWorld extends LocalWorld {
     public void setBiome(Vector2D pt, BiomeType biome) {
         if (biome instanceof SpoutBiomeType &&
                 world.getGenerator() instanceof BiomeGenerator) {
-            BiomeGenerator gen = (BiomeGenerator) world.getGenerator();
             throw new UnsupportedOperationException("Biome changing is not yet supported in Spout");
+            //BiomeGenerator gen = (BiomeGenerator) world.getGenerator();
             //gen.setBiome(new Vector3(pt.getBlockX(), 0, pt.getBlockZ()), ((SpoutBiomeType) biome).getSpoutBiome());
         }
     }