better copy for password change button

app/assets/javascripts/discourse/templates/user/preferences.js.handlebars

@@ -37,7 +37,7 @@
   <div class="control-group">
     <label class="control-label">{{i18n user.password.title}}</label>
     <div class="controls">
-      <a href="#" {{action changePassword}} class='btn'><i class="icon-pencil"></i></a> {{passwordProgress}}
+      <a href="#" {{action changePassword}} class='btn'>{{i18n user.change_password.action}}</a> {{passwordProgress}}
     </div>
   </div>
 

config/locales/client.en.yml

@@ -198,6 +198,7 @@ en:
         success: "(email sent)"
         in_progress: "(sending email)"
         error: "(error)"
+        action: "Send Password Reset Email"
 
       change_about:
         title: "Change About Me"