Update changelogs

Author: jkarni

servant-server/CHANGELOG.md

@@ -1,6 +1,9 @@
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+* Add `Config` machinery (https://github.com/haskell-servant/servant/pull/327).
+  This is a breaking change, as the signatures of both `route` and `serve` now
+  take an extra parameter.
 * Support for the `HttpVersion`, `IsSecure`, `RemoteHost` and `Vault` combinators
 * Drop `EitherT` in favor of `ExceptT`
 * Use `http-api-data` instead of `Servant.Common.Text`

servant/CHANGELOG.md

@@ -1,6 +1,7 @@
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 ----
 
+* Add `WithNamedConfig` combinator.
 * Add `HttpVersion`, `IsSecure`, `RemoteHost` and `Vault` combinators
 * Fix safeLink, so Header is not in fact required.
 * Add more instances for (:<|>)