move functionality to sim library
comment out add-sims until fixed
re-org code location sim/lib add todo, comment out graphviz until dependency is managed
fix echo body problems and refactpr sim lib and extensions
comment out test command until it is stable again
add placeholder for doc
#132 fix SIM - 'valid-inputs?' function fails because Ring changes headers to lowercase
migrate tutorials 7-10 to examples
add examples README
#123 Merging all request headers into documents
#84 namespace protect env vars
#136 add cmd usage examples
fixed header validation for integration-tests
Sample petstore sim demos validation and success case
Merge branch 'release-0.9.0' of https://github.com/passivsystems/protean into release-0.9.0
add comment
improve comment
add petstore demo example
add test cmd alias and update docs
simplify second arity of make-request -> simple-request, simplify sim library put/post/patch