Deletes a route step event. This function will reorder the step numbers after the step event is deleted.

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### Parameters
**routeStepEventId** `Integer`: Id of the route step event to delete<br />
**userId** `Integer`: Id of user executing the function<br />

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### Returns
**# of records modified** `Integer`<br />
**message** `String` None if success<br />

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### Example
```python
# Delete a route step event
recordsModified, msg = system.kanoa.lot.deleteRouteStepEvent(5001, 123)
```