.gitignore files should be unified
should not include test files in the gem
gem should contain only the files we need

ugh. sorry about code mess at the top of the file.

git ls-files was bringing in _way_ too many files
gemspec should specify a license
should pin min required ruby to 1.9
dev dependencies should be relaxed
Gemfile.lock should not be part of the git index
bumped gem version
Merge pull request #444 from calabash/feature/remove-gemfile-lock-and-update-gemspec

Gemfile.lock should not be in the git index and a gemspec update