Removing test-unit as a dependency.

The stated purpose (domain status) is deprecated and is no longer using
test/unit.  Additionally, this runs Test::Unit immediately after
cucumber features which causes Jenkins builds to fail.
Search cartridge names more consistently across all commands
Automatic commit of package [rhc] release [1.4.3-1].
Allow more flexible searching
Merge pull request #290 from jtharris/jenkins_fix

Merged by openshift-bot
Merge pull request #291 from smarterclayton/search_cartridge_names_consistently

Merged by openshift-bot
Automatic commit of package [rhc] release [1.4.4-1].
Fix cartridge steps broken by my commit
added rhc app ssh <app> command to ssh into application
updating rhc app ssh command code
making updates and writing tests for new rhc app ssh command
fixing tests and code so that tests will pass using dryrun
Merge pull request #293 from developercorey/master

rhc app ssh <app>
Some stylistic tweaks - you don't need --dryrun because you can stub themethods directly.  Also fail fast on invalid arguments.
Merge pull request #294 from smarterclayton/add_ssh_command_from_corey

Merged by openshift-bot
Automatic commit of package [rhc] release [1.4.5-1].
Bug 903403

It is suspected that host name resolution can fail in /etc/hosts under some circumstances.
We aim to work around this problem by forcing an tolerant encoding when using the Hosts resolver.
Tweak error message.

Also, do not treat ResolvError any dfiferently from any other StandardError.
Spec for Bug 903403.
Specs for RHC::Helpers.hosts_file_contains?

Code coverage should be complete.