Code cleanup
Merge branch 'master' of github.com:DMarby/unsplash-it

Conflicts:
	server.js
.
.
.
Whoops
Cleanup, refactoring, use sharp for for grayscale
Update ansible
Replace blur from gm with blur from sharp
Don't install graphicsmagick
Use preinstall script from edge
ip6tables ansible
Change to new ip
Fix git config, prefer ipv4
Listen to ipv6
Fix nginx config
More ansible
Update gitignore
Add handler for building cache
Save stats regularly