fix(timeouts): timeout open attempts based on NSURLRequest params

SocketRocket/SRWebSocket.m

@@ -389,7 +389,16 @@ static __strong NSData *CRLFCRLF;
     NSAssert(_readyState == SR_CONNECTING, @"Cannot call -(void)open on SRWebSocket more than once");
 
     _selfRetain = self;
-    
+
+    if (_urlRequest.timeoutInterval > 0)
+    {
+        dispatch_time_t popTime = dispatch_time(DISPATCH_TIME_NOW, _urlRequest.timeoutInterval * NSEC_PER_SEC);
+        dispatch_after(popTime, dispatch_get_main_queue(), ^(void){
+            if (self.readyState == SR_CONNECTING)
+                [self _failWithError:[NSError errorWithDomain:@"com.squareup.SocketRocket" code:60 userInfo:@{NSLocalizedDescriptionKey: @"Timeout Connecting to Server"}]];
+        });
+    }
+
     [self openConnection];
 }