* Create a milestone in a project which has no milestones yet: No explosions.
* Select "Create Next Milestone" in a project which already has a previous milestone with Description text set: See additional instructions above the Description field, plus the Description text from the previous milestone pre-filled in the Description field.
* Select "Create Next Milestone" in a project which already has a previous milestone with no Description text: Code not triggered.
* Create a subproject in a project which has no subprojects yet: Code not triggered.
* Create a subproject in a project which has a previous subproject: Code not triggered.