Add changelog for v0.1.0

Author: gmazoyer

CHANGELOG.md

@@ -0,0 +1,17 @@
+# Changelog
+
+## Version 0.1.0
+
+### Added
+
+- Go client for the PeeringDB API using generics, `context.Context`, and
+  functional options.
+- Support for all PeeringDB resource types: `Network`, `NetworkFacility`,
+  `NetworkInternetExchangeLAN`, `NetworkContact`, `Organization`, `Facility`,
+  `Campus`, `Carrier`, `CarrierFacility`, `InternetExchange`,
+  `InternetExchangeLAN`, `InternetExchangePrefix`, and
+  `InternetExchangeFacility`.
+- `GetASN()` convenience function to look up a network by AS number.
+- API key authentication via `WithAPIKey` option.
+- Custom HTTP client support via `WithHTTPClient` option.
+- Custom API URL support via `WithURL` option.