`options.cwd` is not used and there's no picomatch.split

[saschanaz]

https://github.com/micromatch/picomatch#picomatch-options

Option	Type	Default value	Description
cwd	string	process.cwd()	Current working directory. Used by picomatch.split()

> require('picomatch').split
undefined

I don't see any cwd use in the tree, is it removed?