-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

source/ecs/events.d

@@ -0,0 +1,11 @@
+module ecs.events;
+
+struct Event
+{
+    uint type;
+}
+
+class EventManager
+{
+
+}