BUG FIX on address_form.tpl

As stated before all the other types of custom field needed the same fix that I aplied to the checkbox (i just test this)
So, this pull finally fix the error for any type of custom fields
OC 2.0.0.1b: Fixed missing text for button_continue when special is empty
OC 2.0.0.1b: Fixed breadcrumb link in manufacturer error page
OC 2.0.0.1b: Fixed language file success.php for account and affiliates
OC 2.0.0.1b: Fixed a small typo in affiliate/success.php
Merge pull request #2076 from gortsilas/patch-6

OC 2.0.0.1b: Fixed language file success.php for account and affiliates
Merge pull request #2072 from gortsilas/patch-3

OC 2.0.0.1b: Fixed missing text for button_continue when special is empty
Merge pull request #2074 from gortsilas/patch-4

OC 2.0.0.1b: Fixed breadcrumb link in manufacturer error page
Merge pull request #2067 from CoverUp/patch-1

BUG FIX on address_form.tpl