feat(server): Add Handler per-connection hooks
feat(server): Add Handler per-connection hooks

fengsp/hyper,markuskobler/hyper,golddranks/hyper,Keats/hyper,bheesham/hyper,hannobraun/hyper,hannobraun/hyper,yazaddaruvala/hyper,hyperium/hyper,mfeckie/hyper,sfackler/hyper,fhahn/hyper,tshepang/hyper,softprops/hyper,golddranks/hyper,Keats/hyper,markuskobler/hyper,Twey/hyper,Twey/hyper,markuskobler/hyper,yangxingpping/hyper,nickgonzales/hyper,ianks/hyper,hyperium/hyper,TimNN/hyper,Twey/hyper,yazaddaruvala/hyper,nickgonzales/hyper,tshepang/hyper,achanda/hyper,tshepang/hyper,nickgonzales/hyper,Keats/hyper,golddranks/hyper,hyperium/hyper,jmmaranan/hyper,hannobraun/hyper