Merge pull request #138 from eringrand/G+icon

Google+ Icon, added by @eringrand

_config.yml

@@ -29,6 +29,8 @@ footer-links:
   twitter: jekyllrb
   stackoverflow: # your stackoverflow profile, e.g. "users/50476/bart-kiers"
   youtube: # channel/<your_long_string> or user/<user-name>
+  googleplus: # anything in your profile username that comes after plus.google.com/
+
 
 # Enter your Disqus shortname (not your username) to enable commenting on posts
 # You can find your shortname on the Settings page of your Disqus account

_includes/svg-icons.html

@@ -10,3 +10,4 @@
 {% if site.footer-links.twitter %}<a href="http://twitter.com/{{ site.footer-links.twitter }}"><i class="svg-icon twitter"></i></a>{% endif %}
 {% if site.footer-links.stackoverflow %}<a href="http://stackoverflow.com/{{ site.footer-links.stackoverflow }}"><i class="svg-icon stackoverflow"></i></a>{% endif %}
 {% if site.footer-links.youtube %}<a href="http://youtube.com/{{ site.footer-links.youtube }}"><i class="svg-icon youtube"></i></a>{% endif %}
+{% if site.footer-links.googleplus %}<a href="http://plus.google.com/{{ site.footer-links.googleplus }}"><i class="svg-icon googleplus"></i></a>{% endif %}