@baris tried right after you posted it yesterday and it worked, thank you!
@julian it was definitely staying at 3.2.1 for me, both in the admin panel and through SSH. Were the commands I've used correct?
The addon works properly when the directions are followed correctly. (I didn't install the other plugin needed)
This plugin was created to add custom fields to the registration page and link the data to custom profile fields generated using Nicolas Siver's Custom Fields Plugin.