BC break: rename render() to display()

Now render() returns rendered string

Author: kenjis

README.md

@@ -44,10 +44,20 @@ Load Twig library:
 $this->load->library('Twig');
 ~~~
 
+Render Twig template and output to browsers:
+
+~~~php
+$this->twig->display('welcome', $data);
+~~~
+
+Above code renders `views/welcome.twig`.
+
+**Note:** I've changed the method name from `render()` to `display()`. Now `render()` method returns string only.
+
 Render Twig template:
 
 ~~~php
-$this->twig->render('welcome', $data);
+$output = $this->twig->render('welcome', $data);
 ~~~
 
 Above code renders `views/welcome.twig`.
@@ -79,7 +89,7 @@ $ phpunit
 
 ## Other Implementations for CodeIgniter 3.0
 
-* https://gitlab.com/david-sosa-valdes/ci-twig
+* https://gitlab.com/david-sosa-valdes/ci-attire
 
 ## Related Projects for CodeIgniter 3.0
 

libraries/Twig.php

@@ -55,13 +55,31 @@ public function setLoader($loader)
 		$this->loader = $loader;
 	}
 
+	/**
+	 * Renders Twig Template and Set Output
+	 * 
+	 * @param string $view  template filename without `.twig`
+	 * @param array $params
+	 */
+	public function display($view, $params = [])
+	{
+		$CI =& get_instance();
+		$CI->output->set_output($this->render($view, $params));
+	}
+
+	/**
+	 * Renders Twig Template and Retruns as String
+	 * 
+	 * @param string $view  template filename without `.twig`
+	 * @param array $params
+	 * @return string
+	 */
 	public function render($view, $params = [])
 	{
 		$this->createTwig();
 
 		$view = $view . '.twig';
-		$CI =& get_instance();
-		$CI->output->set_output($this->twig->render($view, $params));
+		return $this->twig->render($view, $params);
 	}
 
 	private function addCIFunctions()