This is a combination of 4 commits.
Reduce alarm periodicity

Conflicts:
	bt5/erp5_open_trade/bt/revision

Update only few times during the night.

Conflicts:
	bt5/erp5_open_trade/bt/revision

Drop not needed per minute periodicity.

Conflicts:
	bt5/erp5_open_trade/bt/revision

Run alarm really often.

Conflicts:
	bt5/erp5_open_trade/bt/revision