readme: removed roadmap; file walker will be included, file watching will not for now. Chokidar is now default recommendation
readme: removed roadmap; file walker will be included, file watching will not for now. Chokidar is now default recommendation

jprichardson/node-fs-extra,Narigo/node-fs-extra,SciSpike/node-fs-extra,reggi/node-fs-extra,snuggles08/node-fs-extra,JanMattner/node-fs-extra,KoryNunn/node-fs-extra