Fix ffi.load for library names containing dot.

fe. ffi.load("pangocairo-1.0") should result pangocairo-1.0.{so|dll|dylib}

Signed-off-by: katlogic <kat@lua.cz>
FFI: Fix __index/__newindex metamethod resolution for ctypes.
Carry (evaluated) lj_arch.h during install

Because our luaconf.h is build flags specific.

Signed-off-by: katlogic <kat@lua.cz>
Versioning, credits, better REPL.

Signed-off-by: katlogic <kat@lua.cz>
Advanced readline support.

Signed-off-by: katlogic <kat@lua.cz>