Updated framework and vendors

Author: codebyray

.travis.yml

@@ -28,7 +28,12 @@ matrix:
 before_script:
   - travis_retry composer self-update
   - travis_retry composer install --prefer-source --no-interaction
-  - if [ "$LARAVEL_VERSION" != "" ]; then composer require --dev "laravel/laravel:${LARAVEL_VERSION}" --no-update; fi;  
-  
+  - if [ "$LARAVEL_VERSION" != "" ]; then composer require --dev "laravel/laravel:${LARAVEL_VERSION}" --prefer-dist; fi;  
+  - travis_retry composer update
+
+ cache:
+  directories:
+    - vendor
+
 script:
   - vendor/bin/phpunit --coverage-text