Prepare for release (#189)

Signed-off-by: David Steele <david.steele@alianza.com>

fix: Move from serde private Content struct to serde_value. (#187)

* fix: Move from serde private Content struct to serde_value.

Signed-off-by: David Steele <david.steele@alianza.com>

* Markups

Signed-off-by: David Steele <david.steele@alianza.com>

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Signed-off-by: David Steele <david.steele@alianza.com>

fix up changelog (#183)

Signed-off-by: Tom Fay <tom.fay@alianza.com>

require tcp feature for AddrStream trait impl (#180)

with cargo's old feature resolver swagger-rs would compile with server and http1 features.
with new resolver, hyper's tcp feature is not enabled, so hyper::server::conn::AddrStream is not accessible

Signed-off-by: Tom Fay <tom.fay@alianza.com>

Release 6.5.0

Signed-off-by: Richard Whitehouse <richard.whitehouse@microsoft.com>

Release 6.4.1

Signed-off-by: Richard Whitehouse <richard.whitehouse@microsoft.com>

Release 6.4.0

Signed-off-by: Richard Whitehouse <richard.whitehouse@microsoft.com>

Release 6.3.0

Signed-off-by: Richard Whitehouse <richard.whitehouse@metaswitch.com>

Merge pull request #157 from NigelThorpe/fix-uds-build

Fix build when using the `uds` feature

Merge pull request #155 from Metaswitch/trait-composite-service

Use a trait to define CompositeService