ghchinoy: add example for ioutil.WriteFile
ghchinoy: add example for ioutil.WriteFile

Change-Id: I65c3bda498562fdf39994ec1cadce7947e2d84b5
Reviewed-on: https://go-review.googlesource.com/132277
Run-TryBot: Bryan C. Mills <1c8aad60184261ccede67f5c63a0d2a3bf3c9ff4@google.com>
TryBot-Result: Gobot Gobot <66cb808b70d30c07676d5e946fee83fd561249e5@golang.org>
Reviewed-by: Bryan C. Mills <1c8aad60184261ccede67f5c63a0d2a3bf3c9ff4@google.com>

josharian/go,CAFxX/go,josharian/go,golang/go,nawawi/go,josharian/go,golang/go,CAFxX/go,CAFxX/go,golang/go,nawawi/go,akutz/go,josharian/go,nawawi/go,golang/go,akutz/go,CAFxX/go,cloudflare/go,cloudflare/go,akutz/go,golang/go,josharian/go,CAFxX/go,golang/go,josharian/go,akutz/go,golang/go,cloudflare/go,akutz/go,josharian/go,akutz/go,CAFxX/go,akutz/go,josharian/go,nawawi/go,cloudflare/go,nawawi/go,cloudflare/go,cloudflare/go,cloudflare/go,golang/go,CAFxX/go,nawawi/go,CAFxX/go,cloudflare/go,nawawi/go,akutz/go,nawawi/go