Check if all monsters in location are banished

[dsimich]

Description

Adding a check to see if all monsters in a location are banished (whether with individual or phylum banisher like Patriotic Eagle Screech). If Screech is one of the causes, will attempt to clear Screech's monsters

How Has This Been Tested?

WIP

Checklist:

• My code follows the style guidelines of this project.
• I have performed a self-review of my own code.
• I have commented my code, particularly in hard-to-understand areas.
• I have based my pull request against the main branch or have a good reason not to.
• I have updated the GitHub wiki path or IOTM support pages, as appropriate.