amend: move obsmarkers creation in the "new changeset" conditional We already check if we created a new changesets right above this piece of code, so we can just drop the condition and indent the markers creation.

amend: move createmarkers evaluation earlier The value is used at multiple points in the function. Retrieving the value in the middle of the transaction scope gives the false impression that it has a single user. We move it at the start of the function to clarify this.