Reformat composer.json
Require patchwork
Add PHPUnit as a dev dependency
Reformat WP_Mock class
Be more explicit
Reformat file
First pass at using patchwork for function overloading
Restructure the generate function to work a little more flexibly
Rename to internal_functions
We don't need to rebuild internal functions every time
Add the specially defined functions from the mock file
Remove all unnecessary mocks from API