SciRuby/nmatrix — pull request #85 by jpmckinney (2013-04-30 20:28:08+00:00)
Title: Add .gem to gem install command

See comments in #58

Bundler uses `.gem`, as do tons of other gems. It is pretty much universally accepted that this is a best practice to ensure the gem builds and installs on all platforms. https://github.com/carlhuda/bundler/blob/master/lib/bundler/gem_helper.rb#L92