`PSSVG` should export its members

[StartAutomating]

ScriptMethods found directly on PSSVG should be exported as functions.

If the method name is not in the approved verbs list, the function should be named $Method.$Module. Otherwise, the function name should be $Method-$Module (and aliased to $Method.$Module, for the sake of sanity)

In order to ensure everything runs smoothly:

• [ ] #202