Problems found with existing distfiles:
distfiles/D6.data.ros.gz
distfiles/cstore0.2.tar.gz
distfiles/data4.tar.gz
distfiles/sphinx-2.2.7-release.tar.gz
No changes made to the cstore or mariadb55-client distinfo files.
Otherwise, existing SHA1 digests verified and found to be the same on
the machine holding the existing distfiles (morden). All existing
SHA1 digests retained for now as an audit trail.
* Use lang/ruby/gem.mk instead of misc/rubygems/rubygem.mk.
* Remove default value of GEM_BUILD.
0.4.4
Make sure to use String representation of type constants. This fixes
the problem of MySQL values all becoming Ruby Strings instead of sane
and proper Ruby types (like Fixnum for MySQL integers, etc.) Thanks go
to http://github.com/naturalethic who suggested the fix at
http://github.com/Pistos/m4dbi/issues/#issue/2/comment/123677