A tool for packing and unpacking Nintendo's JKR RARC or CRAR archives.
jkr_tool <FileOrDir1> [FileOrDir2] [FileOrDir3] [...]
Will convert all given files/folders.
When given a folder, it will be packed into a RARC archive.
When given a file, it will be unpacked into a folder.
Note: The endian is determined by the RARC/CRAR archive's file magic.