Merge pull request #5 from vgck/fixes

Fix clean option not deleting.

Allow fetching episodes from collection.

Fix request pagination.

fix: cleanup output

fix: #2

fix: export collections

fix: format using yapf

feat: add requirements

feat: update README, add license

fix: fix unused variable

feat: add groups to parser

fix: add helpers.py

fix: refactor code

Merge branch 'userlists'