Make text edits and other changes to diagrams

[geealbers]

@jenpark-getty I'll make copies of the marked up pages that show the corrections on these and leave them at your desk. Most are type changes, but a few also have graphic changes/additions.

• [ ] 2.2a & b: Text edits
• [ ] ii.1: Text edits
• [ ] 7.2: Split one box into two, but keep in the same place: IT systems manager, Data coordinator
• [ ] 8.2: Text edits
• [ ] 8.7: Add arrow and align boxes
• [ ] 10.3: Text edits, add a box for "Cultural experts"
• [ ] 10.8: Text edits
• [ ] 11.1: Text edits

[jenpark-getty]

Done with pull request #66 - cce035a