Set HTTP client name

Another "gotcha" with the HTTP message handler builder.

HTTP Handler filter support

Message handler pipeline is more involved. Logging handlers are actually implemented as IHttpMessageHandlerBuilderFilter.

HTTP Factory Integration

Integrating with the HTTP factory brings many advantages, including standardized logging and configurable resiliency (with Polly).

Currently only the HttpMessageHandler pipeline is supported.

Elasticsearch Dependency Injection

Working DI extension with options and config binding. See README for usage.

Full Changelog: https://github.com/kmcclellan/elasticstretch/commits/v1.0.0

v0.0.1 - Dependency Injection (pre)

Register ES client