Identify and extract next page url
Recursively collect all the 'next' pages
Make bio list and page generation recursive

Move bio and page generation into the new recursive function,
refactor generation of bio list and names
Refactor for readability

Refactor page traversal into a separate object
Refactor generate biographies to use map instead of each
Merge branch 'traverse_category_pages'

* traverse_category_pages:
  Refactor for readability
  Make bio list and page generation recursive
  Recursively collect all the 'next' pages
  Identify and extract next page url