Fix client crash when historic is too big

Because you deserve it

PlantBox.Shared/Communication/Connection.cs

@@ -1,6 +1,7 @@
 using System;
 using System.Collections.Generic;
 using System.Text;
+using System.Net.Sockets;
 
 namespace PlantBox.Shared.Communication
 {
@@ -32,5 +33,10 @@ namespace PlantBox.Shared.Communication
         /// Port used by the broker to accept clients
         /// </summary>
         public const int TCP_CLIENT_PORT = 1403;
+
+        /// <summary>
+        /// Bytes to read at a time in a <see cref="NetworkStream"/>
+        /// </summary>
+        public const int BUFFER_SIZE = 4096;
     }
 }