Run tests on PHP 7.1

Author: mnapoli

.travis.yml

@@ -5,6 +5,7 @@ php:
   - 5.5
   - 5.6
   - 7.0
+  - 7.1
   - hhvm
 
 matrix:
@@ -25,4 +26,4 @@ script:
   - if [[ "$TRAVIS_PHP_VERSION" != '5.6' ]]; then phpunit ; fi
   - vendor/bin/athletic --path tests/Benchmark --formatter GroupedFormatter
 after_script:
-  - if [[ "$TRAVIS_PHP_VERSION" == '5.6' ]]; then php vendor/bin/coveralls -v ; fi
+  - if [[ "$TRAVIS_PHP_VERSION" == '5.6' ]]; then php vendor/bin/coveralls -v ; fi