- Trimmed the echo and echo raw printed PHP code

src/Syntax/EchoRawToken.php

@@ -11,7 +11,9 @@ class EchoRawToken implements Syntax {
     public function parse(/*\Picae\Compiler\Context*/ &$content, string &$sourceCode)
     {
         $sourceCode = preg_replace_callback("#({$this->tokenOpen})(.*?)({$this->tokenClose})#s", function ($matches) {
-            return "<?php echo {$matches[2]} ?>";
+            $line = trim($matches[2], " \t\n\r\0\x0B;");
+            
+            return "<?php echo {$line} ?>";
         }, $sourceCode);
     }