File generate-gem-cache.sh of Package cfengine-documentation-generator

#
# Download and cache required gems
# where to cache new gems
export GEM_HOME=gems
# look for installed gems here
export GEM_PATH=gems
# install without documentation
for i in `grep ^gem Gemfile | cut -d ' ' -f 2 | tr -d \'`; do gem install -N $i; done
tar cjf cached-gems.tar.xz gems/cache