igrigorik/bloomfilter-rb — pull request #18 by caius (2012-05-30 20:49:14+00:00)
Title: Delete Gemfile.lock from git and ignore it.

It shouldn't be committed for gem repos. Your gemspec should contain all the version requirements for gems ideally, so what's pinned in the Gemfile.lock is pretty irrelevant. (As I understand it.)

Yehuda wrote more on the subject, complete with a nice TL;DR to start the post off: http://yehudakatz.com/2010/12/16/clarifying-the-roles-of-the-gemspec-and-gemfile/