evanfreed: feat: Add support for feature gates

JobBuild
644
09-15 13:59
pull-cluster-api-provider-gcp-apidiff 1570413249667534848 1570411876339159040
pull-cluster-api-provider-gcp-build 1588093522429349888 1570413249474596864 1570411876154609664
pull-cluster-api-provider-gcp-e2e-test 1588093522538401792 1570413249617203200 1570411876297216000
pull-cluster-api-provider-gcp-make 1588093522467098624 1570413249516539904 1570411876200747008
pull-cluster-api-provider-gcp-test 1588093522395795456 1570413249428459520 1570411876108472320
pull-cluster-api-provider-gcp-verify 1588093522504847360 1570413249562677248 1570411876246884352