Allow removing regions

implementation/interface/src/main/java/org/codemc/worldguardwrapper/implementation/IWorldGuardImplementation.java

@@ -132,4 +132,13 @@ public interface IWorldGuardImplementation {
         return addRegion(id, Arrays.asList(point1, point2), 0, 0);
     }
 
+    /**
+     * Remove a region, including inheriting children.
+     * 
+     * @param world The world
+     * @param id    The region ID
+     * @return A list of removed regions where the first entry is the region specified by {@code id}
+     */
+    Optional<Set<WrappedRegion>> removeRegion(@NonNull World world, @NonNull String id);
+
 }

implementation/v6/src/main/java/org/codemc/worldguardwrapper/implementation/v6/WorldGuardImplementation.java

@@ -215,4 +215,14 @@ public class WorldGuardImplementation implements IWorldGuardImplementation {
         }
     }
 
+    @Override
+    public Optional<Set<WrappedRegion>> removeRegion(World world, String id) {
+        Optional<Set<ProtectedRegion>> set = getWorldManager(world).map(manager -> manager.removeRegion(id));
+        if (set.isPresent()) {
+            return Optional.of(set.get().stream().map(region -> toRegion(region)).collect(Collectors.toSet()));
+        } else {
+            return Optional.empty();
+        }
+    }
+
 }

implementation/v7/src/main/java/org/codemc/worldguardwrapper/implementation/v7/WorldGuardImplementation.java

@@ -230,4 +230,14 @@ public class WorldGuardImplementation implements IWorldGuardImplementation {
             return Optional.empty();
         }
     }
+
+    @Override
+    public Optional<Set<WrappedRegion>> removeRegion(World world, String id) {
+        Optional<Set<ProtectedRegion>> set = getWorldManager(world).map(manager -> manager.removeRegion(id));
+        if (set.isPresent()) {
+            return Optional.of(set.get().stream().map(region -> toRegion(region)).collect(Collectors.toSet()));
+        } else {
+            return Optional.empty();
+        }
+    }
 }