add socket configuration to default implementation

Sources/ActionCableSwift/ActionCableSwift.swift

@@ -1,5 +1,7 @@
 
 import Foundation
+import WebSocketKit
+import NIOCore
 
 public final class ACClient {
 
@@ -37,11 +39,14 @@ public final class ACClient {
         }
     }
 
+    /// Default websocket implementation 
     public init(stringURL: String,
+                configuration: WebSocketClient.Configuration = .init(),
+                coreCount: Int = System.coreCount,
                 headers: [String: String]? = nil,
                 options: ACClientOptions? = nil
     ) {
-        self.ws = WSS(stringURL: stringURL)
+        self.ws = WSS(stringURL: stringURL, configuration: configuration, coreCount: coreCount)
         self.headers = headers
         self.options = options ?? ACClientOptions()
         setupWSCallbacks()

Sources/ActionCableSwift/WebSocketClient/WS.swift

@@ -18,11 +18,13 @@ open class WSS: ACWebSocketProtocol {
 
     public var url: URL
     private var eventLoopGroup: EventLoopGroup
+    private var configuration: WebSocketClient.Configuration
     var ws: WebSocket?
 
-    init(stringURL: String, coreCount: Int = System.coreCount) {
+    init(stringURL: String, configuration: WebSocketClient.Configuration = .init(), coreCount: Int = System.coreCount) {
         url = URL(string: stringURL)!
         eventLoopGroup = MultiThreadedEventLoopGroup(numberOfThreads: coreCount)
+        self.configuration = configuration
     }
 
     public var onConnected: ((_ headers: [String : String]?) -> Void)?
@@ -43,6 +45,7 @@ open class WSS: ACWebSocketProtocol {
 
         WebSocket.connect(to: url.absoluteString,
                           headers: httpHeaders,
+                          configuration: configuration,
                           on: eventLoopGroup
         ) { ws in
             self.ws = ws