Use Xcode 7.3 on circle

hffmnn · hffmnn · commit c901925275d9 · 2016-04-07T13:24:15.000+02:00
diff --git a/circle.yml b/circle.yml
@@ -1,6 +1,6 @@
 machine:
   xcode:
-    version: 7.2
+    version: 7.3
 
 dependencies:
   override:
