Upgrade framework

vendor/phpunit/php-text-template/README.md

@@ -2,13 +2,11 @@
 
 ## Installation
 
-## Installation
+You can add this library as a local, per-project dependency to your project using [Composer](https://getcomposer.org/):
 
-To add this package as a local, per-project dependency to your project, simply add a dependency on `phpunit/php-text-template` to your project's `composer.json` file. Here is a minimal example of a `composer.json` file that just defines a dependency on Text_Template:
+    composer require phpunit/php-text-template
 
-    {
-        "require": {
-            "phpunit/php-text-template": "~1.2"
-        }
-    }
+If you only need this library during development, for instance to run your project's test suite, then you should add it as a development-time dependency:
+
+    composer require --dev phpunit/php-text-template