chore: add changelog

Author: alexdriaguine

CHANGELOG.md

@@ -0,0 +1,18 @@
+# Changelog
+All notable changes to this project will be documented in this file.
+
+The format is based on [Keep a Changelog](http://keepachangelog.com/en/1.0.0/)
+and this project adheres to [Semantic Versioning](http://semver.org/spec/v2.0.0.html).
+
+## [Unreleased]
+
+## [1.0.0] - 2018-08-09
+### Added
+- Reference to index.d.ts file in package.json
+### Changed
+- Return type of `withSpinner` to `React.ComponentType`
+- Type of `error/spinnerComponent` props to `React.ComponentType`
+- Use `window.setTimeout` instead of `setTimeout` due to typing mismatch
+- Move React/ReactDOM to peerDependencies
+- Update enzyme, recompose and ramda packages
+