Convert bigclown packages to use pypi.mk and pypi in general instead of
github.

This allows us to remove version replacement as that is already done in
pypi archive.

Updated dependencies to also contain proxy dependencies that are listed
in upstream.

Signed-off-by: Karel Kočí <karel.koci@nic.cz>

Signed-off-by: Karel Kočí <cynerd@email.cz>

This release updates: bcf create --from

There are no dependencies changes introduced by upstream and changes are
of limited character.

Signed-off-by: Karel Kočí <karel.koci@nic.cz>

This is tool to flash/manage firmware in Bigclown modules.

Signed-off-by: Karel Kočí <cynerd@email.cz>