fix binary in dictionaries

Author: nuclearace

Socket.IO-Client-Swift.podspec

@@ -1,6 +1,6 @@
 Pod::Spec.new do |s|
   s.name         = "Socket.IO-Client-Swift"
-  s.version      = "1.1.2"
+  s.version      = "1.1.3"
   s.summary      = "Socket.IO-client for Swift"
   s.description  = <<-DESC
                    Socket.IO-client for Swift.
@@ -12,7 +12,7 @@ Pod::Spec.new do |s|
   s.author       = { "Erik" => "nuclear.ace@gmail.com" }
   s.ios.deployment_target = '8.0'
   s.osx.deployment_target = '10.10'
-  s.source       = { :git => "https://github.com/socketio/socket.io-client-swift.git", :tag => 'v1.1.2' }
+  s.source       = { :git => "https://github.com/socketio/socket.io-client-swift.git", :tag => 'v1.1.3' }
   s.source_files  = "SwiftIO/**/*.swift"
   s.requires_arc = true
   # s.dependency 'Starscream', '~> 0.9' # currently this repo includes Starscream swift files

SwiftIO/SocketIOClient.swift

@@ -476,7 +476,7 @@ public class SocketIOClient: NSObject {
                 currentPlaceholder++
                 hasBinary = true
                 returnDatas.append(binaryData)
-                returnDict[key as String] = ["_placeholder": true, "num": currentPlaceholder++]
+                returnDict[key as String] = ["_placeholder": true, "num": currentPlaceholder]
             } else if let arr = value as? NSArray {
                 let (replace, hadBinary, arrDatas) = self.parseArray(arr, currentPlaceholder: currentPlaceholder)