Towards 3.2.0-beta1

[cazfi]

We are just weeks away from 3.2.0-beta1 release. Alpha4 already had both datafile formats and the network protocol frozen, so is freeciv-3.2 compatible, but we want to have a bit more serious beta release out already. Stay tuned.

[cazfi]

First draft of the list of 3.2 features has been published as NEWS-3.2.0

When we started 3.2 development, the assumption was that it would be a bit smaller release, due to scheduling. But now this feature list doesn't seem so short, after all.