Replaces uses of `git ls-files` in your gemspec (#9)
Replaces uses of `git ls-files` in your gemspec (#9)

The use of `git ls-files` in the gemspec file
causes fatal error warning when loading the gem.

See https://github.com/bundler/bundler/issues/2039

Solution was found here:
https://github.com/bundler/bundler/issues/2039#issuecomment-10128200
webionate/pactas_itero