Update our website

[lauradereynal]

Update our website with the correct timeline and the most recent blog posts

• [x] "current progress needs to be updated"
• [x] Ken's profile could be highlighted
• [x] Software 2 blog post could be highlighted too

[secretrobotron]

Bloop! Done. http://mozillafoundation.github.io/digital-skills-observatory/

@LauraReynal make sure blog posts have the "Digital Skills Observatory" tag, to benefit from some automation.