add public cloud example
add public cloud example

WASdev/cloud.openshift.cartridge.wlp,Hellaenergy/openshift-liberty-cartridge,opiethehokie/cloud.openshift.cartridge.wlp,WASdev/cloud.openshift.cartridge.wlp,WASdev/cloud.openshift.cartridge.wlp,opiethehokie/cloud.openshift.cartridge.wlp,opiethehokie/cloud.openshift.cartridge.wlp