With this new feature, you can now merge several deployments into a new one.
In the Deployments tab, when there are more than 1 deployments selected, the "Merge" button will appear
Click on the "Merge" button will redirect you to the edit page, so you can choose the Source and Target Orgs of the new deployment
Click on the "Save" button will create the new deployment which include all metadata of selected deployments in previous step.
Commit direct to GIT branch notification message
A small UI bug related to notification message when deployment option is "Commit direct to GIT branch" has been fixed in this release.