content: remove gender-specific pronouns for the gopher

Gopher has no gender, but masculine pronouns are used throught
the article. Small tweaks allow us to make the gopher gender-neutral
in the scope of this blog post.

Change-Id: I18c326c01ecf9fc32a62ef1f54ad5a70265ff832
Reviewed-on: https://go-review.googlesource.com/12448
Reviewed-by: Andrew Gerrand <adg@golang.org>
diff --git a/content/gopher.article b/content/gopher.article
index f291cbc..dca0307 100644
--- a/content/gopher.article
+++ b/content/gopher.article
@@ -10,13 +10,13 @@
 
 .image gopher/header.jpg
 
-The Go gopher is an iconic mascot and one of the most distinctive features of the Go project. In this post we'll talk about his origins, evolution, and behavior.
+The Go gopher is an iconic mascot and one of the most distinctive features of the Go project. In this post we'll talk about its origins, evolution, and behavior.
 
 About 15 years ago—long before the Go project—the gopher first appeared as a promotion for the [[https://wfmu.org/][WFMU radio station]] in New Jersey. [[http://reneefrench.blogspot.com][Renee French]] was commissioned to design a T-shirt for an annual fundraiser and out came the gopher.
 
 .image gopher/wfmu.jpg
 
-He next made an appearance at Bell Labs, as Bob Flandrena's [[http://research.swtch.com/face][avatar]] in the Bell Labs mail system. Other Renee drawings became avatars for ken, r, rsc, and others. (Of course, Peter Weinberger's was his own [[http://spinroot.com/pico/pjw.html][iconic face]].)
+The gopher next made an appearance at Bell Labs, as Bob Flandrena's [[http://research.swtch.com/face][avatar]] in the Bell Labs mail system. Other Renee drawings became avatars for ken, r, rsc, and others. (Of course, Peter Weinberger's was his own [[http://spinroot.com/pico/pjw.html][iconic face]].)
 
 .image gopher/avatars.png
 
@@ -32,7 +32,7 @@
 
 .image gopher/gopher.png
 
-(The gopher has no name. He's just the "Go gopher".)
+(The gopher has no name, and is called just the "Go gopher".)
 
 For the [[https://www.youtube.com/watch?v=-i0hat7pdpk#t=24m40s][launch]] of the [[https://developers.google.com/appengine/docs/go][Go App Engine runtime]] at Google I/O 2011 we engaged [[http://squishable.com][Squishable]] to manufacture the plush gophers. This was the first time the gopher was colored blue and appeared in three dimensions. The first prototype was kinda hairy:
 
@@ -46,9 +46,9 @@
 
 .image gopher/vinyl.jpg
 
-The gopher therefore exists in many forms, but he has always been Renee's creation. He stands for the Go project and Go programmers everywhere, and is one of the most popular things in the Go world.
+The gopher therefore exists in many forms, but has always been Renee's creation. It stands for the Go project and Go programmers everywhere, and is one of the most popular things in the Go world.
 
-The Go gopher is a character; a unique creation. He's not any old gopher, just as Snoopy is not any old cartoon dog.
+The Go gopher is a character; a unique creation. Not any old gopher, just as Snoopy is not any old cartoon dog.
 
 The [[http://golang.org/doc/gopher/][gopher images]] are Creative Commons Attributions 3.0 licensed. That means you can play with the images but you must give credit to their creator (Renee French) wherever they are used.