Updated swiftenv-install.sh link.

.travis.yml

@@ -6,6 +6,6 @@ sudo: required
 dist: trusty
 osx_image: xcode8
 install:
-    - eval "$(curl -sL https://gist.githubusercontent.com/kylef/5c0475ff02b7c7671d2a/raw/02090c7ede5a637b76e6df1710e83cd0bbe7dcdf/swiftenv-install.sh)"
+    - eval "$(curl -sL https://gist.githubusercontent.com/kylef/5c0475ff02b7c7671d2a/raw/9f442512a46d7a2af7b850d65a7e9bd31edfb09b/swiftenv-install.sh)"
 script:
     - bash <(curl -s https://raw.githubusercontent.com/PlanTeam/Tools/master/CI.sh)