grc: fixes problem with order of defining message ports vs. data ports.
affinity: fixes a problem with using gr types (for uint8 vectors) in setting processor affinity.
Merge branch 'maint'
Merge branch 'master' into next
core: fixed affinity example block names changes.
core: fixed block names conflict from next.
Merge branch 'maint'
Merge branch 'master' into next
core: and fixing again after merging up...