Merge pull request #3 from cboursnell/master

Capturing possible failpoints
more tests wip
Merge branch 'master' of github.com:Blahah/bindeps
testy mctesterson
support bz2 and tar.bz2
bump minor version
added support for bz2 files not handled by tar
remove dot at start of extension after constructing 2 part extension (eg .tar.gz)