Add Alice to authors, introduce collaborator field

Author: addyosmani

_data/authors.yaml

@@ -21,3 +21,10 @@ robdodson:
   web: http://robdodson.me
   twitter: rob_dodson
   github: robdodson
+
+alice:
+  full_name: Alice Boxhall
+  gplus: 111975973972817482025
+  profile_pic: https://lh5.googleusercontent.com/-nS21Q4tD1R4/AAAAAAAAAAI/AAAAAAAAAp4/ixMudlaPGDs/s40-c/photo.jpg
+  twitter: sundress
+  github: alice

_includes/authorship.html

@@ -1,4 +1,5 @@
 {% assign author = site.data.authors[page.article.author] %}
+{% assign collaborator = site.data.authors[page.article.collaborator] %}
 {% assign article = page.article %}
 
 {% assign pubdate = article.published | date: "%Y-%m-%d" %}
@@ -13,7 +14,11 @@
 <!-- <a href="https://plus.google.com/{{author.gplus}}?rel=author" target="blank_">![{{author.full_name}} profile pic](//www.google.com/s2/photos/profile/{{author.gplus}}?sz=40 "{{author.full_name}}")</a> -->
 <a href="https://plus.google.com/{{author.gplus}}?rel=author" target="blank_">![{{author.full_name}} profile pic]({{author.profile_pic}} "{{author.full_name}}")</a>
 
-By <a href="https://plus.google.com/{{author.gplus}}" target="blank_">{{author.full_name}}</a><br>
+{% if article.collaborator %}
+<a href="https://plus.google.com/{{collaborator.gplus}}?rel=author" target="blank_">![{{collaborator.full_name}} profile pic]({{collaborator.profile_pic}} "{{collaborator.full_name}}")</a>
+{% endif %}
+
+By <a href="https://plus.google.com/{{author.gplus}}" target="blank_">{{author.full_name}}</a> {% if article.collaborator %} and <a href="https://plus.google.com/{{collaborator.gplus}}" target="blank_">{{collaborator.full_name}}</a> {% endif %}<br>
 Published <time pubdate datetime="{{pubdate}}">{{article.published | date: "%B %d, %Y"}}</time>
 {% if article.updated %}
 (updated <time datetime="{{updated}}">{{article.updated | date: "%B %d, %Y"}}</time>)

articles/accessible-web-components.md

@@ -7,7 +7,8 @@ title: "Accessible Web Components - Part 1"
 subtitle: Improving the accessibility of Web Components
 
 article:
-  author: addyosmani
+  author: alice
+  collaborator: addyosmani
   published: 2014-02-04
   polymer_version: 0.2.2
   description: Techniques for making Web Components accessible