Add PHP 7.4, remove HHVM

Author: thekid

.travis.yml

@@ -10,15 +10,15 @@ php:
   - 7.1
   - 7.2
   - 7.3
-  - hhvm
+  - 7.4snapshot
   - nightly
 
 matrix:
   allow_failures:
     - php: nightly
 
 before_script:
-  - curl -sSL https://dl.bintray.com/xp-runners/generic/xp-run-master.sh > xp-run
+  - curl -sSL https://dl.bintray.com/xp-runners/generic/xp-run-8.1.7.sh > xp-run
   - composer install --prefer-dist
   - echo "vendor/autoload.php" > composer.pth
 

README.md

@@ -6,7 +6,6 @@ Logging
 [![BSD Licence](https://raw.githubusercontent.com/xp-framework/web/master/static/licence-bsd.png)](https://github.com/xp-framework/core/blob/master/LICENCE.md)
 [![Required PHP 5.6+](https://raw.githubusercontent.com/xp-framework/web/master/static/php-5_6plus.png)](http://php.net/)
 [![Supports PHP 7.0+](https://raw.githubusercontent.com/xp-framework/web/master/static/php-7_0plus.png)](http://php.net/)
-[![Supports HHVM 3.4+](https://raw.githubusercontent.com/xp-framework/web/master/static/hhvm-3_4plus.png)](http://hhvm.com/)
 [![Latest Stable Version](https://poser.pugx.org/xp-framework/logging/version.png)](https://packagist.org/packages/xp-framework/logging)
 
 Logging for the XP Framework.