Add a note about v0.6.0
Add a note about v0.6.0

keiosweb/node-steam,seishun/node-steam,DoctorMcKay/node-steam,GoeGaming/node-steam,fikusas/node-steam,Setibi/node-steam,paralin/node-steam,Drooids/node-steam,Latule/node-steam