Generate libdpdk-dev dependencies and dpdk recommends

Generate libdpdk-dev dependencies and dpdk recommends

There are many, many binary packages in DPDK, and they constantly
change.
To avoid having to manually maintain the list of dependencies of
libdpdk-dev and recommends of dpdk, generate them at build time
depending on what is actually built for each architecture.

Change-Id: I19f5f037c41dc4b1d61fb5b2c00e0f005431d8f0
Signed-off-by: Luca Boccassi <luca.boccassi@gmail.com>