add post about the new Kwant FAQ

2 jobs for master in 2 minutes and 20 seconds (queued for 1 second)
Status Name Job ID Coverage
failed master_deploy #17565


failed master_deploy #17564


Name Stage Failure
master_deploy Test There is an unknown failure, please try again
[2017-06-29T10:45:35Z] WARNING: Nikola: Make sure to use an UTF-8 locale to ensure Unicode support.
Scanning posts...done!
[2017-06-29T10:45:36Z] INFO: deploy: => preset 'default'
[2017-06-29T10:45:36Z] INFO: deploy: ==> rsync -rlv -e 'ssh -i deploy_key' --delete --filter 'P doc/*' output/*
ssh: connect to host port 22: Network is unreachable
rsync: connection unexpectedly closed (0 bytes received so far) [sender]
rsync error: unexplained error (code 255) at io.c(226) [sender=3.1.1]
[2017-06-29T10:47:43Z] ERROR: deploy: Failed deployment -- command rsync -rlv -e 'ssh -i deploy_key' --delete --filter 'P doc/*' output/* returned 255
ERROR: Build failed: exit code 1