devise

https://github.com/plataformatec/devise

Ruby

Flexible authentication solution for Rails with Warden.

Mail::Message#mime_version=

Sets the MIME version of the email by accepting a string

Example:

 mail.mime_version = '1.0'
 mail.mime_version #=> '1.0'

Source | Google | Stack overflow

Edit

git clone [email protected]:plataformatec/devise.git
cd devise
open

Contribute

# Make a new branch
git checkout -b -your-name--update-docs-Mail--Message-mime_version--for-pr

# Commit to git
git add git commit -m "better docs for Mail::Message#mime_version="

# Open pull request
gem install hub # on a mac you can `brew install hub`
hub fork
git push <your name> -your-name--update-docs-Mail--Message-mime_version--for-pr
hub pull-request

# Celebrate!