Here you go.

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

@@ -111,6 +111,11 @@ public class Merge extends SubCommand {
             }
         }
         else {
+            if (args[0].equalsIgnoreCase("all")) {
+                plot.autoMerge(args.length != 2 || !args[1].equalsIgnoreCase("false"));
+                MainUtil.sendMessage(plr, C.SUCCESS_MERGE);
+                return true;
+            }
             for (int i = 0; i < values.length; i++) {
                 if (args[0].equalsIgnoreCase(values[i]) || args[0].equalsIgnoreCase(aliases[i])) {
                     direction = i;

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

@@ -56,11 +56,10 @@ public class Unlink extends SubCommand {
         if (MainUtil.getTopPlot(plot).equals(MainUtil.getBottomPlot(plot))) {
             return sendMessage(plr, C.UNLINK_IMPOSSIBLE);
         }
-        
         Runnable runnable = new Runnable() {
             @Override
             public void run() {
-                if (!MainUtil.unlinkPlot(plot)) {
+                if (!MainUtil.unlinkPlot(plot, true)) {
                     MainUtil.sendMessage(plr, "&cUnlink has been cancelled");
                     return;
                 }

src/main/java/com/intellectualcrafters/plot/object/Plot.java

@@ -595,11 +595,11 @@ public class Plot {
     
     /**
      * Unlink a plot and remove the roads
-     * @see MainUtil#unlinkPlot(Plot)
+     * @see MainUtil#unlinkPlot(Plot, boolean removeRoad)
      * @return true if plot was linked
      */
     public boolean unlink() {
-        return MainUtil.unlinkPlot(this);
+        return MainUtil.unlinkPlot(this, true);
     }
     
     /**

src/main/java/com/intellectualcrafters/plot/util/ExpireManager.java

@@ -130,7 +130,7 @@ public class ExpireManager {
                                     }
                                 }
                                 if (plot.isMerged()) {
-                                    MainUtil.unlinkPlot(plot);
+                                    MainUtil.unlinkPlot(plot, true);
                                 }
                                 plot.deletePlot(null);
                                 expiredPlots.get(world).remove(plot);

src/main/java/com/intellectualcrafters/plot/util/MainUtil.java

@@ -298,7 +298,7 @@ public class MainUtil {
         return MainUtil.mergePlots(world, plotIds, true, true);
     }
     
-    public static boolean unlinkPlot(final Plot plot) {
+    public static boolean unlinkPlot(final Plot plot, boolean createRoad) {
         final String world = plot.world;
         final PlotId pos1 = MainUtil.getBottomPlot(plot).id;
         final PlotId pos2 = MainUtil.getTopPlot(plot).id;
@@ -324,7 +324,7 @@ public class MainUtil {
             myplot.getSettings().setMerged(new boolean[] { false, false, false, false });
             DBFunc.setMerged(myplot, myplot.getSettings().getMerged());
         }
-        if (plotworld.TERRAIN != 3) {
+        if (plotworld.TERRAIN != 3 && createRoad) {
             for (int x = pos1.x; x <= pos2.x; x++) {
                 for (int y = pos1.y; y <= pos2.y; y++) {
                     final boolean lx = x < pos2.x;

src/main/java/com/intellectualcrafters/plot/util/Permissions.java

@@ -53,7 +53,6 @@ public class Permissions {
         if (player.hasPermission(stub + ".*")) {
             return Integer.MAX_VALUE;
         }
-        System.out.print(range);
         for (int i = range; i > 0; i--) {
             if (player.hasPermission(stub + "." + i)) {
                 return i;

src/main/java/com/plotsquared/bukkit/object/BukkitPlayer.java

@@ -81,7 +81,6 @@ public class BukkitPlayer extends PlotPlayer {
             return EconHandler.manager.hasPermission(getName(), node);
         }
         boolean value = this.player.hasPermission(node);
-        System.out.print(value + " | " + node);
         if (Settings.PERMISSION_CACHING) {
             if (value) {
                 this.hasPerm.add(node);