veyron2/services/mgmt/node,veyron/services/mgmt/node,veyron/tools/mgmt: rename node->device, cl 3 of N (go/vissue/496)

Rename files and packages.

Change-Id: I29199a97c2ca6d6eb721e0d9fe41a71044e52579
48 files changed
tree: c1b2d68a6db6bbe7fd6865a0d9b0f220ad74c52d
  1. lib/
  2. profiles/
  3. runtimes/
  4. security/
  5. services/
  6. tools/