Remove files from a repo's history
git fetch heroku && git log heroku/master --pretty=oneline | grep $(git log -1 --format="%H") || echo 'nope'
git log heroku/master --pretty=oneline | sed -n "1,/$(git rev-parse HEAD)/ p"
git branch -r --merged | \
grep origin | \
grep -v '>' | \
grep -v master | \
xargs -L1 | \
awk '{sub(/origin\//,"");print}'| \
xargs git push origin --delete --dry-run
git log --graph --pretty=format:'%Cred%h%Creset -%C(yellow)%d%Creset %s %Cgreen(%cr)%Creset' --abbrev-commit --date=relative origin/release..origin/master