translate:release notes 0.5 (#2036)
translate:release notes 0.5 (#2036)


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