Test button names are existing state

This is a requirement to have a proper running wizard.

assigned to @ced

added trytond type::feature + 1 deleted label

added 1 deleted label and removed 1 deleted label

review282511002 updated at https://codereview.tryton.org/282511002/#ps250341002

New changeset 8d02462e6dcc by Cédric Krier in branch 'default':
Test wizard button points to existing state
https://hg.tryton.org/trytond/rev/8d02462e6dcc

added 1 deleted label and removed 1 deleted label

closed

New changeset ba3f911ac786 by Cédric Krier in branch 'default':
Test wizard button points to existing state
https://hg.tryton.org/tryton-env/rev/ba3f911ac786