Merge pull request #21 from writethedocs/ruth

Adding pictures for real
add speakers to site
add speakers to nav
Add eric holmes speaker image
Fix image
updated photo for @laurenrother
Merge branch 'master' of github.com:writethedocs/writethedocs.github.com
add badge art for EU 2014
Fix l.s. cook image
Fixing link for Alex's talk.