Added banMember method

lib/Client/InternalClient.js

@@ -435,6 +435,27 @@ var InternalClient = (function () {
 		});
 	};
 
+	// def banMember
+
+	InternalClient.prototype.banMember = function banMember(user, server) {
+		var length = arguments.length <= 2 || arguments[2] === undefined ? 1 : arguments[2];
+
+		var self = this;
+		return new Promise(function (resolve, reject) {
+
+			user = self.resolver.resolveUser(user);
+			server = self.resolver.resolveServer(server);
+
+			request.put(Endpoints.SERVER_BANS(server.id) + "/" + user.id + "/?delete-message-days=" + length).set("authorization", self.token).end(function (err, res) {
+				if (err) {
+					reject(err);
+				} else {
+					resolve();
+				}
+			});
+		});
+	};
+
 	InternalClient.prototype.sendWS = function sendWS(object) {
 		if (this.websocket) this.websocket.send(JSON.stringify(object));
 	};