Organized document directories, added index.rst files ...

Organized document directories, added index.rst files ...
./ only file here should be project facts (INFO)
./docs/ no files should be here (jumpserver_install and pharos-spec files will be removed)
./docs/configguide/ overview of community lab expecations, reference to all other files wtih descriptions, get started for a new lab (e.g. how to update pharos start page)
./docs/images/ diagrams for pharos project (Wiki etc. not a particular lab)
./docs/information/ contains pharos project information ... pharos.rst
./docs/lab-description/ templates and config file examples (human readable (rst) and machine readable (yaml) files)
./docs/labs/ all lab specific documentation (filled templates, etc.)
./docs/labs/images/ lab specific diagrams
./docs/specification/ files that are part of the pharos spec

Change-Id: I3a7a1434ae4b8f6f0d66d0ce5b6a1b00853378d5
Signed-off-by: Trevor Cooper <trevor.cooper@intel.com>