session: Set needed poll events for handling packets.
session: Set needed poll events for handling packets.

Signed-off-by: Andreas Schneider <5be00ddc76278cf6077f5047ca3384a88460c671@cynapses.org>

pouete/libssh,sebadoom/libssh,mwgoldsmith/ssh,mwgoldsmith/ssh,rofl0r/libssh,mwgoldsmith/ssh,taikoo/libssh,wangshawn/libssh,Distrotech/libssh,miloj/libssh-v0.5,jt1/honeypot-libssh,substack/libssh,bigcat26/libssh-mod,kedazo/libssh,mwgoldsmith/libssh,mwgoldsmith/libssh,DouglasHeriot/libssh,pouete/libssh,pouete/libssh,bigcat26/libssh-mod,elastichosts/libssh,taikoo/libssh,miloj/libssh-v0.5,mwgoldsmith/ssh,DouglasHeriot/libssh,substack/libssh,wangshawn/libssh,robxu9/libssh,DouglasHeriot/libssh,nviennot/libssh,rofl0r/libssh,wangshawn/libssh,mwgoldsmith/libssh,pouete/libssh,bigcat26/libssh-mod,nviennot/libssh,sebadoom/libssh,jt1/honeypot-libssh,Distrotech/libssh,sebadoom/libssh,kedazo/libssh,jahrome/libssh,taikoo/libssh,jt1/honeypot-libssh,Distrotech/libssh,rofl0r/libssh,mwgoldsmith/libssh,rofl0r/libssh,Distrotech/libssh,substack/libssh,jahrome/libssh,sebadoom/libssh,jt1/honeypot-libssh,wangshawn/libssh,kedazo/libssh,DouglasHeriot/libssh,robxu9/libssh,jahrome/libssh,miloj/libssh-v0.5,kedazo/libssh,miloj/libssh-v0.5,elastichosts/libssh,nviennot/libssh,elastichosts/libssh,taikoo/libssh,jahrome/libssh,bigcat26/libssh-mod,robxu9/libssh,nviennot/libssh,robxu9/libssh,substack/libssh