Ensure the invitation works out to even multiple of 3 bytes
Ensure the invitation works out to even multiple of 3 bytes

It's cosmetic, but a nice way to avoid '=' in the tokens.

jjohnson42/confluent,xcat2/confluent,xcat2/confluent,xcat2/confluent,whowutwut/confluent,whowutwut/confluent,xcat2/confluent,jjohnson42/confluent,jjohnson42/confluent,jjohnson42/confluent,xcat2/confluent,whowutwut/confluent,jjohnson42/confluent,whowutwut/confluent