(AutoEntry, LzssReader): new classes.
(AutoEntry, LzssReader): new classes.

AutoEntry is an Entry that changes its name/type according to underlying
file contents.
LzssReader is a LZSS unpacker.

morkt/GARbro,dsp2003/GARbro,morkt/GARbro,dsp2003/GARbro,dsp2003/GARbro