Speakers: add kubecon18 video for jplum
Add the link to the KubeCon NA '18 video for @WarheadsSE's "Monolith to Microservices: Pitchforks not included"
Add the link to the KubeCon NA '18 video for @WarheadsSE's "Monolith to Microservices: Pitchforks not included"