* Add configoption to exclude routes from tls upgrading
* Add tests for IsLocationInLocationList
* Seperate elements in NoTLSRedirectLocations by comma
* Set NoTLSRedirectLocations to "/.well-known/acme-challenge/" by default
* Remove trailing slash from "/.well-known/acme-challenge" default
Adds the 'nginx.ingress.kubernetes.io/auth-request-redirect'
annotation, which allows the customization of the
'X-Auth-Request-Redirect' Header. Fixes: #1979