Fixed fs virtual function arguments.
Removed some commented chunks of code.
Removed ro, hidden and system attributes handling.
First experiments with LFN.
Fixed FAT32 defines and fetchEntry function.
Added entry name checksum calculation.
Added lfn reading in UTF-16.
Read access to file names in UTF-8.
Fixed names with spaces.
Fixed unicode chars greater 0x7FFF, added files.
Create entry function now uses deleted lfn.
Merged directory and lfn entries.
Changed directory entry image structure.
Updated read LFN implementation.
Merge branch lfn.
Fixed build without LFN support.