added mirroring blog (#952)
added mirroring blog (#952)

* added mirroring blog

* updated 2nd person suggestion, spell check, rewording

* further clarification

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