+ Concatenated ch, section, and case study file into one
+ Stripped DocBook tags
+ Added RST tags
+ Added image tag for picture
+ Separated back into 3 files
+ Added documentation folder and files
+ Added figures and updated case-studies.rst filename
+ Updated case-studies filename and command to config
Change-Id: I0a8c4f8de7899b43db248accb1f0e4dde78b5b7f
Partial-Bug: #1463111