Return list instead of array
Return list instead of array

It seems this sort of autoboxing is okay in C#/.Net land, whereas it
isn't in the Java world - certainly when we're using a third-party
library to proxy between the two.

This also now matches the method signature, which says it will return a
list and not an array.

tarakreddy/ADMPlugin,ADAPT/ADMPlugin,strhea/ADMPlugin