support info
install_list: fix order
install_info_dir: remove infolist
improve print
conflist: change format
check for
Try the latest available if given no ver.

Not for remove!
refactor
gen_list now generate a tmp list
is_ready: don't check sysroot
better arg handler && always regenerate list
prepare for refactor
write some commons
add some error codes
inspkg: skeleton
improve inspkg
inspkg: add install_*
inspkg: change usage()
mkpkg: add
define functions before calling