Update .travis.yml

Author: mikaoj

.travis.yml

@@ -2,12 +2,13 @@
 # * http://www.objc.io/issue-6/travis-ci.html
 # * https://github.com/supermarin/xcpretty#usage
 
+osx_image: xcode7
 language: objective-c
-# cache: cocoapods
-# podfile: Example/Podfile
-# before_install:
-# - gem install cocoapods # Since Travis is not always on latest version
-# - pod install --project-directory=Example
+cache: cocoapods
+podfile: Example/Podfile
+before_install:
+ - gem install cocoapods # Since Travis is not always on latest version
+ - pod install --project-directory=Example
 install:
 - gem install xcpretty --no-rdoc --no-ri --no-document --quiet
 script: