remove reference to access_token.secret as oauth2 doesn't have a secret.
remove reference to access_token.secret as oauth2 doesn't have a secret.

FundingGates/oauth-plugin,houston/oauth-plugin,mkrisher/oauth-plugin,kyberie/oauth-plugin,mkrisher/oauth-plugin,kyberie/oauth-plugin,houston/oauth-plugin,FundingGates/oauth-plugin,pelle/oauth-plugin,unbox/oauth-plugin