Ref https://github.com/ezsystems/ez-support-tools/pull/7#discussion_r56843593 by bertrand.dunogier@ez.no:

I actually disagree... I don't see why the UI would need to do/know anything about it.
The composer doc says that minimum-stability is stable unless specified otherwise. It seems to me that it is the responsibility of this collector to handle this.

CC andre.romcke@ez.no