Launch http server before test in travis

Author: joelwurtz

.travis.yml

@@ -36,6 +36,9 @@ install:
     - if [[ "$COMPOSER_FLAGS" == *"--prefer-lowest"* ]]; then travis_retry composer update --prefer-dist --no-interaction --prefer-stable --quiet; fi
     - travis_retry composer update ${COMPOSER_FLAGS} --prefer-dist --no-interaction
 
+before_script:
+    - vendor/bin/http_test_server > /dev/null 2>&1 &
+
 script:
     - $TEST_COMMAND