up version to 0.3.4

package.json

@@ -8,7 +8,7 @@
     "displayName": "DragonECS-Graphs",
     "description": "Entity Graphs for DragonECS",
     "unity": "2020.3",
-    "version": "0.3.3",
+    "version": "0.3.4",
     "repository": {
         "type": "git",
         "url": "https://github.com/DCFApixels/DragonECS-Graphs.git"

src/Builtin/EcsGraphWorld.cs

@@ -7,7 +7,7 @@ namespace DCFApixels.DragonECS
     [MetaGroup(EcsConsts.PACK_GROUP, EcsConsts.WORLDS_GROUP)]
     [MetaDescription(EcsConsts.AUTHOR, "Inherits EcsWorld without extending its functionality and is used for specific injections. Can be used as argument to EcsWorld.CreateGraph(new " + nameof(EcsGraphWorld) + "()) and to store relation entity.")]
     [DebuggerTypeProxy(typeof(DebuggerProxy))]
-    [MetaID("ECC4CF479301897718600925B00A7DB4")]
+    [MetaID("DragonECS_ECC4CF479301897718600925B00A7DB4")]
     public sealed class EcsGraphWorld : EcsWorld, IInjectionUnit, IInjectionBlock
     {
         public EcsGraphWorld() : base() { }

src/Executors/GraphQueries.cs

@@ -1,6 +1,7 @@
 #if DISABLE_DEBUG
 #undef DEBUG
 #endif
+using DCFApixels.DragonECS.Core;
 using DCFApixels.DragonECS.Graphs.Internal;
 
 namespace DCFApixels.DragonECS