Merge branch 'restart-manager'

restart manager support

minor build updates; update protobuf

Merge branch 'runtime-uid'

fix uid/gid with processes

Merge pull request #26 from ehazlett/subnet-allocation-improvements

improve subnet allocation for nodes

network subnet logging fixup

proxy: reload from app and ns events

datastore: remove tombstone when existing record is updated

more debug logging for allocating subnet

Merge pull request #20 from ehazlett/refactor-node-to-runtime

update travis ci

wip: refactor services/node -> services/runtime

Merge branch 'service-scheduler'