i've created a page with two forms
when I submit one form, the radio buttons in the other form are not checked (checked=checked) even if the third parameter of set_radio() is TRUE. (no validations set for both forms)
I removed "count($_POST) === 0" from line number 818 of form_helper.php and the problem solved
Fix #96 html validation failure on csrf hidden input on form_open() i…
…n the form helper. Added <div class="hidden"> around the hidden form input.