Fixing travis build issue

Author: vigneshgurusamy

.travis.yml

@@ -7,10 +7,14 @@ php:
     - 5.6
     - 7.0
 
+## Cache composer bits 
+cache: 
+  directories: 
+    - $HOME/.composer/cache
+
 before_script:
-    - phpenv config-rm xdebug.ini
     - travis_retry composer self-update
-    - travis_retry composer update --no-interaction --profile --verbose
+    - travis_retry composer update --no-interaction
 
 script:
     - vendor/bin/phpunit --coverage-clover=coverage.xml

composer.json

@@ -26,7 +26,7 @@
         }
     },
     "require-dev": {
-        "orchestra/testbench": "~3.0",
+        "orchestra/testbench": "^3.2",
         "phpunit/phpunit": "~4.0|~5.0"
     },
     "autoload-dev": {