2022-05-02-ecpam initial preparation

[bernhold]

• [x] Reserve DOI
• [x] In https://github.com/bssw-tutorial/presentations/final-presentations/ create 2022-05-02-ecpam/doi.txt and record reserved DOI
• [x] Update license-master.pptx citation in https://github.com/bssw-tutorial/presentations
• [x] Update agenda-master.pptx agenda in https://github.com/bssw-tutorial/presentations
• [x] Update overview.pptx (or equivalent) with new agenda from agenda-master.pptx in https://github.com/bssw-tutorial/presentations
• [x] Update intro.pptx title and license slides; remove unneeded R&R numbers
• [x] Update overview-testing.pptx title and license slides; remove unneeded R&R numbers
• [x] Update testing-introduction2.pptx title and license slides; remove unneeded R&R numbers
• [x] Update testing-advanced.pptx title and license slides; remove unneeded R&R numbers
• [x] Update continuous-integration.pptx title and license slides; remove unneeded R&R numbers
• [x] Update summary-testing.pptx title and license slides; remove unneeded R&R numbers
• [x] Additional updates to intro.pptx
  • Update About Us slide (3) with presenters and helpers, including head-shots
  • Update Hands-On Activities slide (9) as appropriate
  • Update the We want to Interact with You slide (11) as appropriate