use 7.3 image

nuclearace · nuclearace · commit 5d81377e0a43 · 2016-03-24T14:46:32.000-04:00
diff --git a/.travis.yml b/.travis.yml
@@ -1,7 +1,7 @@
 language: objective-c
 xcode_project: Socket.IO-Client-Swift.xcodeproj # path to your xcodeproj folder
 xcode_scheme: SocketIO-iOS
-osx_image: xcode7
+osx_image: xcode7.3
 before_install:
     - cd Socket.IO-Test-Server/
     - npm install
