Update 01_designing_a_knowledge_system.md

Add mindmap image for case study 1

Update 01_designing_a_knowledge_system.md

Add mindmap for case study-1

Update and rename 01-designing-a-knowledge-system.md to 01_designing_a_knowledge_system.md

Update and rename 00-the-retrospective-method.md to 00_the_retrospective_method.md

Update README.md

Add case studies files

Add gitignore file

Initial commit