I've been building AOKP Kitkat-Images for a while and thought I might share them with you.
As always flash the ROM first, then gapps and don't forget to do a factory reset.
No Guarantees but for me it works like a charm, see screenshots below.
Built using official AOKP sources
For recent changes visit: http://gerrit.aokp.co/#/q/status:merged,n,z