Add ruby-terminfo dependency

Rerun bundle
Add --tags switch to 'list' command
Give an error message if the suite isn't specified.
[thinp] test_thin_remove_works_after_resize
[era target] run era_check on teardown
[era] test_wiped_blocks_have_increasing_eras

This need more work, since it relies on manual inspect of the dumped metadata atm.
work on era tests
FIx bug in with_mount

It wasn't propagating exceptions up.
rollback previous commit
Merge remote-tracking branch 'ejt/master' into devel