Simple blogroll demo

See the Editing a bzero blogroll wiki page for an explanation of what this is here for.

The source for the blogroll on the left is:

_blogroll = [
(
'title 1', [
( 'link 1', 'http://link1.com' ),
( 'link 2', 'http://link2.com' ),
]
),
(
'title 2', [
( 'link 3', 'http://link3.com' ),
( 'link 4', 'http://link4.com' ),
]
),
]