remove the word 'global' as it adds confusion (#2209)
remove the word 'global' as it adds confusion (#2209)


istio/istio.io,istio/istio.io,istio/istio.io,geeknoid/istio.github.io,linsun/istio.github.io,geeknoid/istio.github.io,geeknoid/istio.github.io,geeknoid/istio.github.io,istio/istio.io,istio/istio.io,istio/istio.io,geeknoid/istio.github.io,linsun/istio.github.io,linsun/istio.github.io,linsun/istio.github.io,istio/istio.io,linsun/istio.github.io