Make everything a class
make it a cli util
require php version
properly require autoload.php
readme update
readme fix
die on file not found
die on file not found
readme — add unix pipes example
no need for formatter
validate url should also be private static
lowercase the static method
wp2md.phar build
phar version in the readme
Merge remote-tracking branch 'origin/upstream'

Conflicts:
	index.php
Upstream license confirmed to be MIT, add license comments to new files
remove merge artifact
php example in readme fix
allow 2.* symfony/console
* add plugin slug choice to api and command
* update wp static url