Fixes for sponge + minor tweaks for spigot

- Updated to sponge 591
- Added optional WorldEdit restriction
- several fixes (including greeting/farewell flag)

src/main/java/com/intellectualcrafters/plot/IPlotMain.java

@@ -16,6 +16,7 @@ import com.intellectualcrafters.plot.util.SchematicHandler;
 import com.intellectualcrafters.plot.util.SetupUtils;
 import com.intellectualcrafters.plot.util.TaskManager;
 import com.intellectualcrafters.plot.util.UUIDHandlerImplementation;
+import com.sk89q.worldedit.WorldEdit;
 
 public interface IPlotMain {
     
@@ -114,7 +115,7 @@ public interface IPlotMain {
     /**
      * Register the WorldEdit hook
      */
-    void registerWorldEditEvents();
+    boolean initWorldEdit();
     
     /**
      * Register TNT related events (if TNT protection is enabled)

src/main/java/com/intellectualcrafters/plot/PS.java

@@ -31,6 +31,8 @@ import java.util.zip.ZipInputStream;
 
 import com.intellectualcrafters.configuration.ConfigurationSection;
 import com.intellectualcrafters.configuration.file.YamlConfiguration;
+import com.intellectualcrafters.plot.commands.MainCommand;
+import com.intellectualcrafters.plot.commands.WE_Anywhere;
 import com.intellectualcrafters.plot.config.C;
 import com.intellectualcrafters.plot.config.Configuration;
 import com.intellectualcrafters.plot.config.Settings;
@@ -78,6 +80,8 @@ import com.intellectualcrafters.plot.util.SetupUtils;
 import com.intellectualcrafters.plot.util.StringMan;
 import com.intellectualcrafters.plot.util.TaskManager;
 import com.intellectualcrafters.plot.util.UUIDHandler;
+import com.plotsquared.listener.WESubscriber;
+import com.sk89q.worldedit.WorldEdit;
 
 /**
  * An implementation of the core,
@@ -103,6 +107,7 @@ public class PS {
     public YamlConfiguration storage;
     public IPlotMain IMP = null;
     public TaskManager TASK;
+    public WorldEdit worldedit;
     public URL update;
 
     // private:
@@ -167,8 +172,13 @@ public class PS {
             if (Settings.KILL_ROAD_MOBS || Settings.KILL_ROAD_VEHICLES) {
                 IMP.runEntityTask();
             }
+            if (IMP.initWorldEdit()) {
+                worldedit = WorldEdit.getInstance();
+                WorldEdit.getInstance().getEventBus().register(new WESubscriber());
+                MainCommand.getInstance().createCommand(new WE_Anywhere());
+            }
+            
             // Events
-            IMP.registerWorldEditEvents();
             IMP.registerCommands();
             IMP.registerPlayerEvents();
             IMP.registerInventoryEvents();

src/main/java/com/intellectualcrafters/plot/commands/Toggle.java

@@ -25,6 +25,7 @@ import java.util.Arrays;
 import java.util.HashMap;
 import java.util.Map.Entry;
 
+import com.intellectualcrafters.plot.PS;
 import com.intellectualcrafters.plot.config.C;
 import com.intellectualcrafters.plot.object.PlotPlayer;
 import com.intellectualcrafters.plot.util.MainUtil;
@@ -105,7 +106,7 @@ public class Toggle extends SubCommand {
                 return true;
             }
         });
-        if (BukkitMain.worldEdit != null) {
+        if (PS.get().worldedit != null) {
             toggles.put("worldedit", 
                 new Command<PlotPlayer>("worldedit", "/plot toggle worldedit", "Toggle worldedit bypass", C.PERMISSION_WORLDEDIT_BYPASS.s()) {
                 

src/main/java/com/intellectualcrafters/plot/commands/WE_Anywhere.java

@@ -25,8 +25,8 @@ import com.intellectualcrafters.plot.object.PlotPlayer;
 import com.intellectualcrafters.plot.util.MainUtil;
 import com.intellectualcrafters.plot.util.Permissions;
 import com.plotsquared.bukkit.BukkitMain;
-import com.plotsquared.bukkit.listeners.worldedit.WEManager;
 import com.plotsquared.general.commands.CommandDeclaration;
+import com.plotsquared.listener.WEManager;
 
 @CommandDeclaration(
         command = "weanywhere",