Add: string scanner module.
Fix: numerous fixes in os.fs, web.json.
Change: [os.fs] fsnode.rename() renamed into fsnode.move() and enhanced.
Add: [os.fs] better handling of access permissions.
Fix: [os.fs] minor fixes.
Add: [os.fs] fsnode.copy() to copy files.
Add: [os.fs] fsnode.owner() to get owner name.
Minor fix: [time] includes on Unix systems.
Add: [os.fs] changing group/other access permissions on Unix.
Fix: a few typos.