php-tail 추가

vendor/php-extended/php-system/README.md

@@ -0,0 +1,38 @@
+# php-system
+A generic way to find informations about your system
+
+## Installation
+
+The installation of this library is made via composer.
+Download `composer.phar` from [their website](https://getcomposer.org/download/).
+Then add to your composer.json :
+
+```json
+	"require": {
+		...
+		"php-extended/php-system": "^1.0",
+		...
+	}
+```
+
+Then run `php composer.phar update` to install this library.
+The autoloading of all classes of this library is made through composer's autoloader.
+
+## Basic Usage
+
+You can get the singleton php-system object by doing the following:
+
+```php
+
+use PhpExtended\System\OperatingSystem;
+
+$system = OperatingSystem::get();
+
+```
+
+This system object have lots of useful properties. An instance of `UnknownOs` is returned in case this is not implemented.
+The `get` method never throws any exception.
+
+## License
+
+MIT (See [license file](LICENSE)).