Renamed :format to :vars
Merge branch 'composite_files' into develop

Conflicts:
	src/protean/core/command/probe.clj
Refactoring scoped vars
Refactoring scoped vars
draft new codex structure and mime calculation
move sample codex
beginnings of organisation of http problems
Refactoring scoped vars
Removed optional/requrired consideration for query_params
Looking up request elements from scoped tree
Removed :spec since is equivalent to first scope level in tree
Reviewing analysis transformations
enhance new codex rsp structure work
Ensuring only keys that correspond to http methods are considered in paths
Fixed unit tests
manual merge scoped_vars branch
update to track changes in var specification
Removed dependency on :body-keys transformation
More modifications of curly to use tree data
Merge branch 'scoped_vars' into RAM-sim-extensions