It adds a 'Run Configuration' type for 'External Tools'.
The configuration executes nothing, BUT you can associate an 'External Tool' via the 'Before Launch' section.
Thus the 'External Tool' is available via the Run-/Debug-Popup.
It solves or helps you with the issues
IDEA-104897,
IDEA-168555,
IDEA-161285
FYI Empty run configurations are also supported by Batch Scripts Support- or BashSupport-plugin.
