Add a test for various forms of 3-part versions, all of which are presently unsupported

Fix ws in test
Report excerpts of the makefile via note() displayed during verbose testing
Use version.pm to parse/normalise versions, in EU::MM::clean_versions.
Leave any "v" start of version, per @dagolden advice.
Merge pull request #116 from mohawk2/vstring-tests

version-parsing improvements and tests