ci: resolve publishing travis go 1.8

ci: resolve travis issues

vendor: upgrade fosite to resolve regression issue (ory#446)

herodot: resolve issue with infinite loop caused by certain error cha…

…in (ory#442)

Closes ory#441

vendor: resolve issues with glide lock file (ory#438)

vendor: update redis imports

vendor: updated ladon version in glide.lock (ory#404)

sdk: improve consent api and docs

oauth2: invalid consent response causes panic - closes ory#369

config: remove unused import