Patch release: onboards minor codegen fixes and go-openapi fixes

Main changes:

* Codescan updgrade with perf improvements
* Codegen now able to generate property getters

Security patch for released Docker image

Codegen & CLI fixes

Spec gen fixes: more minor quirks resolved.

Updated codescan with fixes (spec gen)

New codescan, new runtime

Security release

More quoting in code generation, guarding against unwary input.

Security release

Options to mitigate the effects of adversarial specs and detect
potentially malicious specs.

codescan fixes & new knobs