Broken link in index.html

[xfq]

It looks like the "Previous Event Writeups" section was removed from host.html in commit ca41b69.

Maybe "Writeups of Past Events" (in index.html) should link to https://github.com/nodeschool/write-ups instead?

[martinheidegger]

@xfq Good call, would you mind to add a PR?

[riyadhalnur]

@xfq Opened a PR for it. Mind merging it? Cheers 😃

[xfq]

@martinheidegger @riyadhalnur Thank you!