Fixed unbanMember and added getBans

lib/Client/Client.js

@@ -219,6 +219,23 @@ var Client = (function (_EventEmitter) {
 		});
 	};
 
+	// def getBans
+
+	Client.prototype.getBans = function getBans(where) {
+		var callback = arguments.length <= 1 || arguments[1] === undefined ? function (err, logs) {} : arguments[1];
+
+		var self = this;
+		return new Promise(function (resolve, reject) {
+			self.internal.getBans(where).then(function (bans) {
+				callback(null, bans);
+				resolve(bans);
+			})["catch"](function (e) {
+				callback(e);
+				reject(e);
+			});
+		});
+	};
+
 	// def sendFile
 
 	Client.prototype.sendFile = function sendFile(where, attachment) {