* put constants in a bit more sensical order
* fix accidental incorrect scoping
* fix plando rules not being respected
* add docstrings for the plando functions
* fix the portal output pools being overwritten
* use shuffle and pop instead of removing by content so plando can go to the same area twice
* move portal pool rebuilding outside mapping creation
* remove plando_connection cleansing since it isn't shared with transition shuffle
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