tweaks

SocketIOClientSwift/SocketParser.swift

@@ -134,7 +134,7 @@ class SocketParser {
             var c = ""
             while ++i < arr.count {
                 if let int = Int(String(arr[i])) {
-                    c += String(arr[i])
+                    c += String(int)
                 } else {
                     --i
                     break
@@ -164,7 +164,7 @@ class SocketParser {
         do {
             parsed = try NSJSONSerialization.JSONObjectWithData(stringData!,
                         options: NSJSONReadingOptions.MutableContainers)
-        } catch var error as NSError {
+        } catch let error as NSError {
             err = error
             parsed = nil
         }

SocketIOClientSwift/WebSocket.swift

@@ -169,7 +169,6 @@ public class WebSocket : NSObject, NSStreamDelegate {
     //private method that starts the connection
     private func createHTTPRequest() {
         
-        let str: NSString = url.absoluteString
         let urlRequest = CFHTTPMessageCreateRequest(kCFAllocatorDefault, "GET",
             url, kCFHTTPVersion1_1)