How to sync this fork with Alexandre's original repo directly from GitHub

• go to Alexandre's repo pull request page: https://github.com/alexandrefassio/LUNA/pulls
• click "compare across forks"
• select "keiserlab/LUNA" on the left ("base repository") and "alexandrefassio/LUNA" on the right ("head")
• create pull request, giving a title such as "update"
• you should be redirected to "keiserlab/LUNA"
• if everything looks ok ("able to merge" etc.), accept the pull request
• now the two repos are synced. Remember to fetch/pull in your local repo