Merge pull request #538 from hyperunknown/master

FormTabs - v2 and v3
Merge pull request #540 from hyperunknown/master

Fix - removed 'choice_widget_collapsed' #538
remove deprecated methods
Merge pull request #541 from wwojcik/formflow_2

templates for FormFlow 2
Update VersionPass.php

split() is deprecated
Merge pull request #543 from lunetics/patch-1

Update VersionPass.php