Update .travis.yml

.travis.yml

@@ -6,8 +6,8 @@ before_script:
   - sudo easy_install cpp-coveralls
 
 script:
-  - xctool -workspace 'Masonry.xcworkspace' -scheme 'Masonry iOS' -configuration Debug -sdk iphonesimulator6.0 clean build test
-  - xctool -workspace 'Masonry.xcworkspace' -scheme 'Masonry Mac' -configuration Debug -sdk macosx10.7 clean build test
+  - xctool -freshSimulator -freshInstall -workspace 'Masonry.xcworkspace' -scheme 'Masonry iOS' -configuration Debug -sdk iphonesimulator6.0 clean build test
+  - xctool -freshSimulator -freshInstall -workspace 'Masonry.xcworkspace' -scheme 'Masonry Mac' -configuration Debug -sdk macosx10.7 clean build test
 
 after_success:
   - ./script/coveralls.sh