Fix typo in "App Engine" and added Swift

+ link to the swift page.
Merge pull request #86 from mac-cain13/patch-1

Fix typo in "App Engine" and added Swift
Add photos of Bart and Hidde
Use currentUser instead of a custom helper
Merge branch 'develop' of github.com:Q42/q42.nl into develop
Add photo of Kristin
Remove some unused images
Optimize a whole bunch of images
Remove old pics of Q'ers
Remove old video loops of Q'ers
Remove obsolete styling
Redesign particles for better performance and a different look
Remove nprogress since we already use a custom loader
Only use serif font in the sidebar
Add link to /swift
Swift is part of the Gereedschapkist!
Remove duplicate blog post
Allow scrolling through the About Q42 page.

Only enable zooming on maps when it has been given focus.
As seen on 9292.nl
Merge pull request #87 from Q42/feature/scroll-fix-about-page

Allow scrolling through the About Q42 page.
Rename flex to doFlex