squashme! Meh, wip but it'll do.
squashme! remove old shunit2 test stuff and a few tests.
squashme! make prove work and stuff
Denote what is/isn't a shell script test.
squashme! Fix a few sharness problems.
squashme! wip conversion of engine tests.
rename test->t
Update tap test suite to fit current expectations.
Update Install.pm to match new test suite expectations.
Have makefile clean target ignore return codes from rm.
Update ruby detection to be able to handle the following case:

Normally a ruby release has a version that looks like:
1.9.3-p456

But there appears to be starting with 2.1.0 releases that look like:
2.1.0

Note no patch tag/version. This handles that bit.
Add a new perl module Orb::Test.

Currently just holds a list of exported variables we expect for
the interpreter versions of perl/ruby/jruby/python.
Update Install_test.pl to use Orb::Test.

Also updating it to validate against latest versions of engines.
Update the versions to get pulled from Orb::Test.
Remove last vestiges of rbx installation.
Add CONFIGURE_OPTS to the things that can be added to.
Use unset -f instead of unset on the orb/opy/opl functions.
Fix a minor bug with base directory detection.
Update versions file.
Add an option to test for NETWORK env variable so that

make NETWORK=anythingatall

Will not do tests for the version checks.