[base] BASE 3.13 has been released

[Nicklas N. <nic...@me...>]

Hello all,

We have released BASE 3.13 today. This is a new major release which
mostly consists of improvements targeted for plug-in and extension
developers.

For a complete list of changes, see:
http://base.thep.lu.se/query?milestone=BASE+3.13&group=type&groupdesc=1

Upgrading follows the usual procedure:
http://base.thep.lu.se/chrome/site/latest/html/admin/installation.upgrade.html

As usual, the program can be downloaded from:
http://base.thep.lu.se/wiki/DownloadPage

/Nicklas