Begin CLI commands.
Add preflight command.
Test for storing content.
Remove get version method.
Test for wp-config.php config set correctly.
Test for existence of object-cache.php.
Test if the WP_Object_Cache class is working.
Verify that a persistent cache is used.
Rename command.
Improve plugin bootstrap file.
Add install command.
More consistent output.
Add stats command.
Cleaner output.
Move check methods to separate file.
More robust check for object-check.php.
Add unit tests for checks.
Add individual stats command.
Add rudimentary stats tests.
Add appropriate WP CLI command docs.