Add compress to NSDictionary to option method

Author: nuclearace

Source/SocketEngine.swift

@@ -134,7 +134,6 @@ public final class SocketEngine : NSObject, URLSessionDelegate, SocketEnginePoll
     private var secure = false
     private var security: SSLSecurity?
     private var selfSigned = false
-    private var voipEnabled = false
 
     // MARK: Initializers
 
@@ -166,8 +165,6 @@ public final class SocketEngine : NSObject, URLSessionDelegate, SocketEnginePoll
                 if !socketPath.hasSuffix("/") {
                     socketPath += "/"
                 }
-            case let .voipEnabled(enable):
-                voipEnabled = enable
             case let .secure(secure):
                 self.secure = secure
             case let .selfSigned(selfSigned):

Source/SocketExtensions.swift

@@ -80,8 +80,8 @@ extension NSDictionary {
             return .selfSigned(selfSigned)
         case let ("sessionDelegate", delegate as URLSessionDelegate):
             return .sessionDelegate(delegate)
-        case let ("voipEnabled", enable as Bool):
-            return .voipEnabled(enable)
+        case let ("compress", compress as Bool):
+            return compress ? .compress : nil
         default:
             return nil
         }