Sets figure output to man/figures/tidyexplain- and ensures that all R chunks that output figures are named. This gives a collection of animations and static images with reasonable names ready for download and use.

- Import packages from tidyverse
- Set global imports in zzzz-package.R
- Import pipe and tidyeval
- Update authors
- Downgrade version to 0.0.1.9000
- Change license to MIT
- TODO: Internal package qualifications still needed, e.g. dplyr::row_numbers()