Document the different low-level inode strategies
Add LIBS for programs, not convenience libraries

I have no understanding of automake, and don't know what I'm doing
Force large files
We really do need to manually set _FILE_OFFSET_BITS

AC_SYS_LARGEFILE may determine it's not needed, but FUSE headers may still
check for it.
__le64/uint64_t may give the compiler a headache
Leak fix
Leak fix 2
Silly leak fix
Force single-threading in high-level mode, too
Make valgrind shut up already
Comment up block-index, make it comprehensible
More comments
Clarify skipped calculation
32-bit fix