[Opendnssec-develop] Supported build dependency for libraries etc

[Rickard Bellgrim]

> The first group is the interesting one. We can support specific/minimum
> version or we can say we support ubuntu 10.04 and then we have to rely on
> the versions in that dist.

We usually require the latest dnsruby and ldns version.

For the other packages, we should use functions that are available in
the different package systems.

>> SoftHSM is currently built from trunk on every run of the build/test tree.
>> Do we need to support older versions?
>
> Right now SoftHSM is tied to the OpenDNSSEC project so I don't think we need
> to worry here but we want to set up tests for it also.

SoftHSM has never been branched like OpenDNSSEC. All maintenance is
done in trunk.

// Rickard