Remove timeout from send method.

Tests/MQTTnet.Core.Tests/Mockups/TestMqttCommunicationAdapter.cs

@@ -42,7 +42,7 @@ namespace MQTTnet.Tests.Mockups
             return Task.FromResult(0);
         }
 
-        public Task SendPacketAsync(MqttBasePacket packet, TimeSpan timeout, CancellationToken cancellationToken)
+        public Task SendPacketAsync(MqttBasePacket packet, CancellationToken cancellationToken)
         {
             ThrowIfPartnerIsNull();
 

Tests/MQTTnet.Core.Tests/Protocol_Tests.cs

@@ -11,9 +11,11 @@ namespace MQTTnet.Tests
         {
             for (uint i = 0; i < 268435455; i++)
             {
-                var buffer = MqttPacketWriter.EncodeVariableLengthInteger(i);
-                var reader = new MqttPacketBodyReader(buffer.Array, buffer.Offset, buffer.Count);
+                var writer = new MqttPacketWriter();
+                writer.WriteVariableLengthInteger(i);
+                var buffer = writer.GetBuffer();
 
+                var reader = new MqttPacketBodyReader(buffer, 0, writer.Length);
                 var checkValue = reader.ReadVariableLengthInteger();
 
                 Assert.AreEqual(i, checkValue);