Don't indent posts
Actually test header.

It seems that we'vemadeagravemistake.png
Fix header formatting
No-indentation test
Merge branch 'ui' into 0.1
Merge branch '0.1'
Merge remote-tracking branch 'refs/remotes/upstream/master'
Retry network setups if they fail.

Hopefully this should reduce the number of failed builds due to network
issues we have no real control over.