dsm 1.5.1

This improves on 1.5.0, I hope

dsm 1.5.0

There was no 1.4.0 version

dsm 1.3.1

Fix a bug with declarations in the benchmark system

dsm 1.3.0

dsm 1.2.1

dsm 1.2.0

This only exists because 1.1.0 still thought it was 1.0.0.  Yes, I do
need to be more organised about automatically bumping versions.

dsm 1.1.0

This is the first non-prerelease

dsm 1.0.0

This is working on at least LispWorks, SBCL, CCL