Merge pull request #241 from zzottel/master

htmspecialchars_decode only takes one argument.
move affinity slider to widgets.css and minor cleanup
mark some things for deletion
always load css and js sources using the same url as the page that is being visited so there is no http/https mismatch.
add construct_page hook
doc additions
Merge branch 'master' of https://github.com/friendica/red
categories should already be html encoded - ensure this is the case but don't double encode
prepare for Comanchification of mod_photos
Merge pull request #242 from git-marijus/master

move affinity slider to widgets.css and minor cleanup
Merge https://github.com/friendica/red into zpull
Merge branch 'master' of https://github.com/friendica/red
a couple more comanche conversions
make home.html fullpage mode - make directory search work for non-logged in, but leave off suggest and invite
missed this
use sitename for the banner if nothing else has been set
Provide a fallback channel to probe for magic-auth when we have no prior communications with a site.
This will be a system channel if one exists, otherwise any channel will do. We'll try to use the first
valid channel on the site because that was probably created when the site was installed and is the
closest thing to a system channel we've got.
set system.projecthome to 1 if you want the project page for a home page. There was a bit of re-org of mod/home, which might alter the behaviour for some existing sites. Basically we're not showing a login box at all if you've got home.html - there should be a login link in th nav bar. If you haven't defined anything at all we'll fall back to the old behaviour but still allow the home contents to be set via plugin.
can't use an access file or we can't see the assets
change the top margin so the headline gets in.