Generate a userpage similar to https://www.mediawiki.org/wiki/User:JHernandez_(WMF)/lists
based on a user's gather collections
input: username or lists of username (to be provided--will keep collecting until list is needed)
output:
- userpages similar to https://www.mediawiki.org/wiki/User:JHernandez_(WMF)/lists
- notifications to owner of collection (either talkpage or notification) with link to new page