This is part of a refactor that will split the package manager
code so that it's possible to use other package managers in other
layers.
RP: Fixes to parse/build
(From OE-Core rev: 3ef5a3c885e1010cddfe7eba1cd3728f15270d78)
Signed-off-by: Fredrik Gustafsson <fredrigu@axis.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>