#1134: Review and edit PW protocols into something consolidated and useful

Including resources:

• "PW18 Translation Protocol AND VOCABULARY LIST" (GD)
• "PW18 Markup Protocol" (GD)
• Find to add: Marc’s latest principles of transcription
• Update with MHS tidbits in emails over last year (e.g., accents)

See Principles of markup: https://docs.google.com/document/d/1OL7YjYUS39bhQTOPrpwqqCRrqJQXK7w1kt1-5Zeuu5Y/edit and Principles of Translation: https://docs.google.com/document/d/1YnMf1Qc8HCgNej1PIvZtfK8zvhHs9UwmSpAWQyiUms/edit and Principles of Transcription: https://docs.google.com/document/d/1tmpyw9OMJAn2YFGdqaIa1UvKYlmdDEcQ9WCes4jmm0/edit