Split out nss binaries (with perl dependency) into nss-tools

This allows us to use rpm and thus nss without pulling in perl.
Drop smartpm from platform

We don't want python in the platform.
Remove speex and pciutils from gnomeos-platform

Also removes duplicated libvorbis item.
platform/sdk: Further package cleanup

Remove libpci-dev now that we don't ship the runtime
Remove libatomics-ops-dev which doesn't seem to be used
Remove boost-dev as we don't ship runtime
Add libtasn1 to platform as we ship the headers in the sdk