Do not run migrations automatically

[lennartkoopmann]

• [x] Check that schema is on latest/expected version during node bootstrap. Exit and warn about running migrate first
• [x] Include migration bin/ script in distributions
• [x] No longer run migrations during bootstrap
• [x] Introduce new node command: migrate
  • [x] Runs in foreground, prints result
• [x] Make output prettier
  • [x] Always print via Log4j
• [x] Documentation
  • [x] Update installation guides
  • [x] Update default upgrade guide
• [x] Finish release notes in #1184