version=4
opts=\
dversionmangle=s/\+(debian|dfsg|ds|deb)(\.\d+)?$//,\
filenamemangle=s/.*\/v?([\d\.-]+)\.tar\.gz/ruby-coffee-rails-$1.tar.gz/ \
https://github.com/rails/coffee-rails/tags \
.*/archive/v?([\d\.]+).tar.gz
