Automation for busy interval destruction

The following discussion from !116 (merged) should be addressed:

• @kbedarka started a discussion: (+1 comment)

  I guess this destruct of H_busy_interval should be automated. Although, I am not sure if that is in the scope of this MR

We should make destruction of busy interval automatic, since constant manual destruction becomes a bit repetitive (for example: 1, 2, 3, 4, 5, 6, ... in just one file)

changed due date to November 25, 2022

assigned to @sbozhko

removed due date

!302 (merged) provides a start for this, but doesn't yet address all the examples noted by Sergey above.

mentioned in commit 8483b3be

mentioned in merge request !317 (merged)