Initial version of Getting Started Guide doc (and images).
Need to replace images with better ones.
Signed-off-by: David B. Kinder <david.b.kinder@intel.com>
Add the "Introduction of Project Acorn" doc.
Also adds improvements to the doc generation processes, content styles,
removed doxygen-generated API material.
Signed-off-by: David B. Kinder <david.b.kinder@intel.com>