Update circle.yml

Author: inamiy

circle.yml

@@ -2,6 +2,15 @@ machine:
   xcode:
     version: "6.3.1"
 
+general:
+  branches:
+    ignore:
+      - swift/2.0
+
+checkout:
+  post:
+    - git submodule update --init --recursive
+
 test:
   override:
     - set -o pipefail &&