first version of a cache-store diagram
first version of a cache-retrieve diagram
flexible fsm json url
flexible graph size
remove specific code
docs
add svg link
Merge remote-tracking branch 'origin/cache'

* origin/cache:
  first version of a cache-retrieve diagram
  first version of a cache-store diagram
update cache-store to new cosmogol format
update cache-retrieve to new cosmogol format
add docs & link to darrel miller's diagrams