Add chengelog

Author: PanyushkinD

README.md

@@ -16,6 +16,7 @@ Extension for EntityFramework and EntityFramework Core that provides: Expandable
  * [DbContext Extensions (EF 6 only)](#ef-6-only)
  * [Usage with EntityFramework Core](#ef-core-usage)
  * [Usage with EntityFramework 6](#ef-6-usage)
+ * [ChangeLog](#changelog)
 
 ### NuGet
 ```
@@ -804,3 +805,55 @@ class MyDbContext : DbContext
     }
 }
 ```
+
+<hr>
+
+# <a name="changelog"></a> ChangeLog
+All notable changes to this project will be documented in this file.
+
+The format is based on [Keep a Changelog](http://keepachangelog.com/)
+and this project adheres to [Semantic Versioning](http://semver.org/).
+
+## [Unreleased]
+
+## [2.0.0] - 2018-03-23
+### Added
+- EFCore v2 support
+- EntityFramework v6.2 support
+
+### Changed
+- `ICreationAuditable.CreatorUser` renamed to `CreatorUserId`
+- `IModificationAuditable.UpdaterUser` renamed to `UpdaterUserId`
+- `IDeletionAuditable.DeleterUser` renamed to `DeleterUserId`
+See #1.
+
+For compatibility issues you still can use these interfaces:
+```cs
+public interface ICreationAuditableV1
+{
+    string CreatorUser { get; set; }
+}
+
+public interface IModificationAuditableV1
+{
+    string UpdaterUser { get; set; }
+}
+
+public interface IDeletionAuditableV1
+{
+    string DeleterUser { get; set; }
+}
+
+public interface IFullAuditableV1 : IFullTrackable,
+    ICreationAuditableV1, IModificationAuditableV1, IDeletionAuditableV1
+{
+}
+```
+
+## [1.0.0] - 2017-07-20
+### Added
+Initial project version.
+
+[Unreleased]: https://github.com/gnaeus/EntityFramework.CommonTools/compare/2.0.0...HEAD
+[2.0.0]: https://github.com/gnaeus/EntityFramework.CommonTools/compare/1.0.0...2.0.0
+[1.0.0]: https://github.com/gnaeus/EntityFramework.CommonTools/tree/1.0.0