Feature request: Multiple schedules for Block Controls

[jphorn]

Current Behavior

Right now the Block Controls option (which we love!) is only enabling us to have a single schedule. We could use support for multiple schedules for our seasonal content where we have a default Cover Block which only needs to be shown when none of our special seasonal Cover Blocks are showing. E.g. when it's Valentine's Day or Christmas we have Block Control show the specific Cover Block. But outside of these seasonal periods we want to show our default Cover Block. Right now it's showing both of the Cover Blocks because we can only set one scheduled period for the default Cover Block.

Possible Solution

We'd love a solution like BlockVisibility offers. I know I can just buy that plugin as well, but I'm already using PublishPress ;-)