Update lineendings; Update Vagrantfile with php7.2

Author: icanhazstring

CONTRIBUTING.md

@@ -0,0 +1,14 @@
+# How to contribute
+
+Simply clone the repo and install using `composer`
+
+```bash
+$ composer install
+```
+
+Make your changes and make sure you run *tests* and *codesniffer*.
+
+```bash
+$ composer test
+$ composer check
+```

README.md

@@ -160,31 +160,7 @@ $unit->start();
 ```
 
 # How to Contribute
-Simply clone the repo and install using `composer`
-
-```bash
-$ composer install
-```
-
-Make your changes and make sure you run *test* and *codesniffer*.
-
-```bash
-$ composer test
-> vendor/bin/phpunit tests/
-PHPUnit 6.3.0 by Sebastian Bergmann and contributors.
-
-................................................................. 65 / 89 ( 73%)
-........................                                          89 / 89 (100%)
-
-Time: 1.65 seconds, Memory: 8.00MB
-
-OK (89 tests, 169 assertions)
-
-$ composer cs
-> vendor/bin/phpcs --standard=PSR2 src/ && vendor/bin/phpcs --standard=PSR2 tests/
-
-$ 
-```
+See [CONTIRBUTING.md](CONTRIBUTING.md).
 
 # Credits
 This library is heavily influenced by [@mjanser](https://github.com/mjanser) [php-systemctl](https://github.com/mjanser/php-systemctl).

Vagrantfile

@@ -4,7 +4,9 @@ Vagrant.configure("2") do |config|
   config.vm.provision "shell", inline: <<-SHELL
     add-apt-repository ppa:ondrej/php
     apt-get update
-    apt-get install -y php7.1 php7.1-xml php7.1-mbstring php7.1-zip php7.1-curl php7.1-xdebug composer
+    apt-get install -y composer
+    apt-get install -y php7.1 php7.1-xml php7.1-mbstring php7.1-zip php7.1-curl php7.1-xdebug
+    apt-get install -y php7.2 php7.2-xml php7.2-mbstring php7.2-zip php7.2-curl php7.2-xdebug
 
     # Switch to /vagrant and install packages
     cd /vagrant && composer install

tests/Integration/Template/Installer/UnitInstallerTest.php

@@ -81,6 +81,14 @@ public function itShouldCreateTargetFile()
 
         /** @var File $file */
         $file = self::$fileSystem->get('/units/awesomeService.service');
-        $this->assertEquals("[Service]\nType=simple\n", $file->getContent());
+
+        $expected = <<<EOF
+[Service]
+Type=simple
+
+EOF;
+
+
+        $this->assertEquals($expected, $file->getContent());
     }
 }