[Freeciv] Second beta 1.12.4

[Raimar Falke <rf13@xxxxxxxxxxxxxxxxx>]

Hello Freecivers.

A new beta version (1.12.4) is available for testing at:

    ftp://ftp.freeciv.org/freeciv/beta/freeciv-1.12.4.tar.gz
or
    ftp://ftp.freeciv.org/freeciv/beta/freeciv-1.12.4.tar.bz2

Also available as a "diff" between the previous beta version (1.12.2)
and this one:

    ftp://ftp.freeciv.org/freeciv/beta/freeciv-1.12.2-1.12.4.diff.gz
or
    ftp://ftp.freeciv.org/freeciv/beta/freeciv-1.12.2-1.12.4.diff.bz2

In addition to many small bug fixes, this fixes several worklist bugs
and server crashes which were reported.