Saves us ~25% bandwidth while downloading the payload. This only applies
to hosts that has the `xz` binary and attempts to use iojs 2.3.2 or newer
(this includes nodejs 4.0+ as well). Older targets are unaffected.
fast tests
alias
unalias
more alias tests
tests
document testing
warn not to run while testing
chmod +x deactivate
specify the version (commit) of urchin
installation test
run
tests for ls
switch unsetopt to the thing creationix has
rename tests
urchin log
adjust urchin version