Added missing dependency

dub.json

@@ -4,6 +4,7 @@
 	],
 	"copyright": "Copyright © 2020, Tristan B. Kildaire",
 	"dependencies": {
+		"protobuf": "~>0.6.2",
 		"bformat": "~>1.0.8",
 		"tristanable": "~>2.2.0"
 	},

dub.selections.json

@@ -2,6 +2,7 @@
 	"fileVersion": 1,
 	"versions": {
 		"bformat": "1.0.8",
+		"protobuf": "0.6.2",
 		"tristanable": "2.2.0"
 	}
 }

source/libdnet/api/client.d

@@ -1 +1,20 @@
-module libdnet.api.client;
+module libdnet.api.client;
+
+/**
+* Client
+*
+* Represents a connection to the server. This
+* contains quite a number of things such as
+* basic command support, notifications support
+* (asynchronous) allowing one to attached handlers
+* to each different asynchronous message types.
+*
+* Along with the basic command support is the ability
+* to queue tasks up and have handlers attached to them
+* for when they complete (server-side asycnrhonous support
+* is mirrored into the library)
+*/
+public final class Client
+{
+    
+}