Resolve bug on issue20
Merge pull request #26 from camael24/b/issue20

Resolve bug on issue #20.
Welcome to Greut, a PHP template engine integrated into sohoa and inspired
from https://github.com/greut/template
Merge pull request #30 from camael24/f/greut

Welcome to Greut, a PHP template engine integrated into sohoa and inspired from https://github.com/greut/template