Run PHP 7.1 on Travis

- Using nightly (as of now it's PHP 7.1 alpha)
- Force guzzle to be at least 5.3.1 (which fix some bugs in PHP 7)

1 files changed, 1 insertions, 1 deletions

diff --git a/bin/symfony_requirements b/bin/symfony_requirements
index 7cd559a4..8825a964 100755
--- a/bin/symfony_requirements
+++ b/bin/symfony_requirements
@@ -13,7 +13,7 @@ echo '> PHP is using the following php.ini file:'.PHP_EOL;
 if ($iniPath) {
     echo_style('green', '  '.$iniPath);
 } else {
-    echo_style('warning', '  WARNING: No configuration file (php.ini) used by PHP!');
+    echo_style('yellow', '  WARNING: No configuration file (php.ini) used by PHP!');
 }
 
 echo PHP_EOL.PHP_EOL;