add default avatars
add bar and lynx africa work imgs
update views and includes: team, work, code
update gruntfile
add random number plugin
change roo's author attribution
Merge branch 'z-update' of https://github.com/tmwagency/labs-blog into z-update

# By MrMartineau
# Via MrMartineau
* 'z-update' of https://github.com/tmwagency/labs-blog:
  change footer links to display the username instead of the site
  compile scss
  heading type now dark blue
  update page title
  update page title and add links to code titles if there's a github url
  remove old code and update page title

Conflicts:
	_includes/footer.html
	code/index.html
	team/index.html