Test security token before retrieving user

If security layer is disabled for this URL, the security token is null: we need to test it.
Fix security step redirection

Why redirecting to the first step of checkout flow? Let's redirect to the security step, and we can even go further and redirect directly to the next step (addressing). What do you think?
Catch exception on isGranted()
Merge pull request #51 from winzou/patch-1

Test security token before retrieving user
Merge pull request #52 from winzou/patch-2

Fix security step redirection
add local parameters to money bundle
condition in js
Merge pull request #55 from Antek88/master

add local parameters to money bundle & condition in js
Use form enctype in prototype build template
Merge remote-tracking branch 'upstream/master'