Gemspec indentation
Setting up gem development environment
Moving gitversion Ruby executable to bin
Adding hashbang to gitversion Ruby executable
Implemented a Ruby class to access GitVersion's information
Adding inspection capability
Added a module to create a new parser

Include in your Rakefile like this:

require 'git_version'

include GitVersion

task :default do
  puts git_version.sha
end
Tuning spec wording a bit
Creating a singleton per arguments passed to git_version
Merge pull request #191 from agross/master

Improved the Ruby Gem to make it usable from a Rakefile