Merge pull request #24 from SvetlanaS/master

restructured the repository, fixed issue with PDF generation
remove duplicates
removed duplicates, added 0000-intro, prerequisites, modified download-fuel
Added Deployment Modes, Fuel Installation Procedures
Removed outdated Fuel Components section
Added Fuel Menu documentation
Merge pull request #23 from mattymo/fuelmenu

Added Fuel Menu documentation
rebase and fixes