Cant choose weapon for KFM and Gunslinger plz help

[Hexz]

hey guys i know new patch came out and are some troubles with which to pick but i like to have some advice. i was wondering which i shall go riftwalker or dawnforged on KFM i Always switch between specialisations so far im at way of the Flyin Dragon Kick but sometime il change to Way of the Dragonfist.and on gunslinger i stay on Way of the Undertaker but idk which upgrade path i must choose for way of the undertaker.