docs: point to organization-wide documentations, added missing godocs… #249

Job	Run time
test / Lint	22s
test / fuzz-test / Fuzz matrix	13s
test / fuzz-test / fuzz test (github.com/go-openapi/jsonpointer, FuzzParse)	2m 6s
test / Unit tests (ubuntu-latest, oldstable)	15s
test / Unit tests (macos-latest, stable)	28s
test / Unit tests (windows-latest, stable)	57s
test / Unit tests (macos-latest, oldstable)	21s
test / Unit tests (windows-latest, oldstable)	45s
test / Unit tests (ubuntu-latest, stable)	38s
test / collect-reports / collect test reports	8s
test / tests completed	4s
test / collect-coverage / collect test coverage	18s
	6m 35s

Provide feedback