Start using the new url for fetching github tokens

[sbose78]

part of https://github.com/fabric8-services/fabric8-auth/issues/149

https://github.com/fabric8io/fabric8-generator/blob/master/src/main/java/io/fabric8/forge/generator/keycloak/KeycloakEndpoint.java#L30

CC : @jstrachan @bartoszmajsak @corinnekrych

[jstrachan]

awesome thanks! - ah thought it was a PR :) will try fix it on Friday if noone beats me to it

[alexeykazakov]

@jstrachan please take a look if I missed anything :)

• https://github.com/fabric8io/generator-backend/pull/69
• https://github.com/fabric8io/fabric8-generator/pull/71

[alexeykazakov]

Done. @sbose78 please close the issue.