Improved deployment and proposal scripts

[0xJem]

Cross-port deployment and proposal script improvements from #19

Changes:

• Adds named parameters to batch.sh and deploy.sh
• Adds execution of MS batch scripts and OCG proposals on Tenderly forks (orig from https://github.com/OlympusDAO/bophades/pull/437)
• Adds ROLES document with a list of role assignments

[github-actions]

LCOV of commit b121dc0 during CI #53

Summary coverage rate:
  lines......: 69.4% (1365 of 1966 lines)
  functions..: 72.2% (296 of 410 functions)
  branches...: no data found

Files changed coverage rate: n/a

[0xJem]

No contract changes. Merging.