Things have changed again since that announcement. They have been fully integrated into the standard product and the additional option appears to users in all groups that have the Create_poll permission turned on. In the image below I have ringed the option in red.
As ever, it's worth adding a second user for yourself so you can test exactly how it works as an ordinary user, as Administrators see more than a ordinary user will.
As seen below, administrators always have the permission. It cannot be granted to those in the "Anyone" group.
Just a Volunteer Nabble Helper - because the nice folk at Nabble have helped me! GregHelp - Building a set of answers to Nabble FAQs.