[oe] [PATCH] opkg: upgrade to v0.3.0

[alexander.kanavin at linux.intel.com]

> Changes required:
> - Rename opkg-cl to opkg
> - Add libarchive dependency
> - Drop backport patches
> - Drop obsolete directory options
> - Add patch to handle empty index files
>
> Based on initial work by Paul Barker.
>
> Signed-off-by: Alejandro del Castillo <alejandro.delcastillo at ni.com>
> CC: Paul Barker <paul at paulbarker.me.uk>


Before you submit to the correct ML, also the opkg version (and PR) in
adt-installer_1.0.bb should be updated.

Alex