Add parameterless host creation method for client

Source/Managed/ENet.cs

@@ -1,4 +1,4 @@
-/*
+/*
  *  Managed C# wrapper for an extended version of ENet
  *  Copyright (c) 2013 James Bellinger
  *  Copyright (c) 2016 Nate Shoffner
@@ -352,6 +352,10 @@ namespace ENet {
 				throw new ArgumentOutOfRangeException("channelLimit");
 		}
 
+		public void Create() {
+			Create(null, 1, 0);
+		}
+
 		public void Create(Address? address, int peerLimit) {
 			Create(address, peerLimit, 0);
 		}