feature #378 Updated to Symfony 3.1.4 (javiereguiluz)

This PR was merged into the master branch.

Discussion
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Updated to Symfony 3.1.4

Commits
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0e2306f Updated to Symfony 3.1.4

Author: javiereguiluz

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;
@@ -121,10 +121,14 @@ function echo_block($style, $title, $message)
 
     echo PHP_EOL.PHP_EOL;
 
-    echo_style($style, str_repeat(' ', $width).PHP_EOL);
-    echo_style($style, str_pad(' ['.$title.']', $width, ' ', STR_PAD_RIGHT).PHP_EOL);
-    echo_style($style, str_pad($message, $width, ' ', STR_PAD_RIGHT).PHP_EOL);
-    echo_style($style, str_repeat(' ', $width).PHP_EOL);
+    echo_style($style, str_repeat(' ', $width));
+    echo PHP_EOL;
+    echo_style($style, str_pad(' ['.$title.']', $width, ' ', STR_PAD_RIGHT));
+    echo PHP_EOL;
+    echo_style($style, $message);
+    echo PHP_EOL;
+    echo_style($style, str_repeat(' ', $width));
+    echo PHP_EOL;
 }
 
 function has_color_support()