removed hardcoded port for protean-utils echo in petstore sim
Exporting request headers for silk
make footer generic in silk template
Merge branch 'macros' into develop

Conflicts:
	sample-petstore.sim.edn
Merge branch 'doc_headers' into develop
Merge branch 'develop' of github.com:passivsystems/protean into develop
Merge branch 'develop' into schemas

Conflicts:
	sample-petstore.sim.edn
	src/protean/core/command/probe.clj