Add Minitest as a development gem dep
Don't bind blocks if not necessary
Update the documentation
Merge pull request #29 from KillaPL/master

Don't bind blocks if not necessary
Don't bind blocks if not necessary
Merge pull request #30 from KillaPL/master

Don't bind blocks if not necessary
Ruby 2.1.3 support
Merge branch 'master' of github.com:lotus/utils
Raise TypeError if nil is passed for PathPrefix#relative_join

See http://lucaguidi.com/2014/09/22/meaningful-exceptions.html
Change behavior of `String#namespace`