Add docker installation instructions
Add docker installation instructions

sbuettner/kong,chourobin/kong,bbalu/kong,Skyscanner/kong,puug/kong,paritoshmmmec/kong,wakermahmud/kong,ropik/kong,skynet/kong,peterayeni/kong,AnsonSmith/kong,ChristopherBiscardi/kong,vmercierfr/kong