• fix failed build caused by bad permission on some files.

• fix uncomplete build on some packages.

• added -exs to exclude jailbreak system packages, currently work on unc0ver and chimera.

• remove unused code.

• support arm/32bit.

• increase verbosity when build package.

• replace unused code.

• check only files owning by package to speed up repacking.

• fixing errors when dealing with symlink files/dir.

• fixing more more bugs.

Pre release.