Update .travis.yml

.travis.yml

@@ -1,5 +1,6 @@
 language: php
 
+sudo: false
 
 matrix:
   include:
@@ -11,10 +12,14 @@ matrix:
     - php: hhvm
       dist: trusty
 
-sudo: false
+before_install:
+  - cp .env.example .env
+  - if [[ $TRAVIS_PHP_VERSION != hhvm ]]; then phpenv config-rm xdebug.ini; fi
+  - if [[ $TRAVIS_PHP_VERSION == hhvm ]]; then echo 'hhvm.jit = false' >> /etc/hhvm/php.ini; fi
 
-before_install: cp .env.example .env
+install: travis_retry composer install --no-interaction --no-suggest
 
-install: travis_retry composer install --no-interaction --no-scripts --prefer-source
+notifications:
+  email: false
 
 script: vendor/bin/phpunit