[+] Added new shell dirs API
[+] AuOptional<AuROString> GetUserDocuments()
[+] AuOptional<AuROString> GetUserDownloads()
[+] AuOptional<AuROString> GetUserDesktop()
[+] AuOptional<AuROString> GetUserPhotos()
[+] AuOptional<AuROString> GetUserVideos()
[+] AuOptional<AuROString> GetUserMusic()
[*] Amend IPCHandle::InitFromSharing (use string view)
[*] AuFS devices API should now use string views
[*] AuProcess, Process APIs now use string views (ModuleLoadRequest, LoadModule, GetProcAddressEx, etc)
[*] AuProcess, Paths APIs now use string views (GetProcessDirectory, GetProcessFullPath, etc)
[*] Fix XP using common my documents vs local user documents
(because the previous iteration was using a pointer, dereference and operator bool() semantics still apply. no changes required, except for direct access of the string buffer, but no instances of the -> operator were found)
