Enable pricing (#151)

* Enable Pro plan - WIP

* no pricing page if have no paid plans

* Set pricing ids in env

* views & submissions FREE for all

* extra param for env

* form password FREE for all

* Custom Code is PRO feature

* Replace codeinput prism with codemirror

* Better form Cleaning message

* Added risky user email spam protection

* fix form cleaning

* Pricing page new UI

* form cleaner

* Polish changes

* Fixed tests

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Co-authored-by: Julien Nahum <julien@nahum.net>

tests/Feature/Forms/ConfirmationEmailTest.php

@@ -50,7 +50,7 @@ it('creates confirmation emails without the submitted data', function () {
 });
 
 it('sends a confirmation email if needed', function () {
-    $user = $this->actingAsUser();
+    $user = $this->actingAsProUser();
     $workspace = $this->createUserWorkspace($user);
     $form = $this->createForm($user, $workspace, [
         'send_submission_confirmation' => true,