-changed README

-license changed to BSD (maybe temporary)
-added configurations to dub.json
-initial ECS implementation (WIP):
	-Manager, System, Entity, Component
	-registering components
	-registering systems
	-calling update

tests/tests.d

@@ -0,0 +1,69 @@
+module tests.tests;
+
+import ecs.manager;
+import ecs.events;
+import ecs.system;
+import ecs.entity;
+
+int main()
+{
+    return 0;
+}
+
+unittest
+{
+
+    alias SerializeVector = ubyte[];
+
+    struct TestComp
+	{
+		__gshared static int component_id;
+		int a;
+		ulong b;
+
+		static void serializeComponent(ref TestComp comp, SerializeVector output)
+		{
+
+		}
+
+		static void deserializeComponent(ref TestComp comp, ubyte[] data)
+		{
+
+		}
+	}
+
+    struct TestSystem
+	{
+
+        void initialize(ref TestComp comp)
+        {
+
+        }
+
+		void update()//ref TestComp comp)
+		{
+			//comp.a+=1000;
+			//comp.b+=2000;
+            import std.stdio;
+            writeln("Jakis tekst!");
+		}
+
+		void handleEvent(Event event, ref TestComp comp)
+		{
+
+		}
+	}
+
+    EntityManager.initialize();
+    assert(gEM !is null);
+
+
+    gEM.registerComponent!TestComp;
+
+    uint[1] ids = [0];
+    EntityTemplate* tmpl = gEM.allocateTemplate(ids);
+
+    gEM.registerSystem!TestSystem(0);
+
+    gEM.update();
+}