Static implementation of the spaceapi

http://spaceapi.net/

Insbesondere fuer https://spaceapi.ccc.de

Use cron to trigger the open flag:

0 19 * * 2 sed -i -e 's/\t\topen:.*$/\t\topen: true,/g' /var/www/.../spaceapi.json

0 23 * * 2 sed -i -e 's/\t\topen:.*$/\t\topen: false,/g' /var/www/.../spaceapi.json