UI: updated Browser such that mkdir and  upload  buttons are only shown if root dir is writable
UI: updated Browser such that mkdir and  upload  buttons are only shown if root dir is writable

Peergos/Peergos,ianopolous/Peergos,ianopolous/Peergos,ianopolous/Peergos,Peergos/Peergos,Peergos/Peergos