Get ready for release 0.9.0 - fixes issue #12

Don't know how get travis to deal with rubinius - so leave off for no…

…w. I've tested it independently

Get ready for 0.3.6 release

Get ready for 0.3.5 release.

Merge branch 'master' of github.com:rocky/columnize

Get ready for 0.3.3 release.

Release 0.3.1

Release 0.3.0

Release 0.2.1

release 0.1