[tests] use phpunit from dependencies instead of global install

dsavina · dsavina · commit f98592f7e9bc · 2017-06-15T14:43:14.000+02:00
Signed-off-by: Dorian Savina &lt;d.savina@thecodingmachine.com&gt;
diff --git a/.travis.yml b/.travis.yml
@@ -9,7 +9,7 @@ before_script:
  - composer install --no-interaction
 
 script:
- - phpunit
+ - vendor/bin/phpunit
 
 after_script:
  - php vendor/bin/coveralls -v
