These plugins have been identified as deprecatable at #s9ycamp2017.
They use service that no longer exist or provide features that no
longer make sense or have been replaced.
We won't miss them.
References s9y/Serendipity#499
In the script tag, 'language="javascript"' is deprecated,
'type="text/javascript"' is valid, but optional.
Leave the latter, remove the former or replace it with
the latter.
Signed-off-by: Thomas Hochstein <thh@inter.net>
