Conflicts:
	wiki/src/install/inc/stylesheets/steps.css

Merge remote-tracking branch 'tchou/web/10633-final-recommendations' into web/10633-final-recommendations

Conflicts:
	wiki/src/install/inc/stylesheets/steps.css

Except for the add-on verification which would otherwise cover up the
"Install" button.

Otherwise toggle are in black as well.

Conflicts:
	wiki/src/install/inc/stylesheets/assistant.css

We're taking for granted all over the place that our website is secured
with HTTPS already.

Merge remote-tracking branch 'tchou/web/10617-explain-verification' into web/10617-explain-verification

The Debian package won't be ready for the beta. We can revert this
commit later on.

Merge remote-tracking branch 'tchou/web/10633-final-recommendations' into web/10633-final-recommendations

Conflicts:
	wiki/src/install/inc/stylesheets/steps.css