Update CHANGELOG.md

Author: uerceg

CHANGELOG.md

@@ -1,3 +1,14 @@
+### Version 4.17.1 (21st March 2019)
+#### Fixed
+- Fixed bug in `AdjustEditor.cs` which would add multiple instance of Adjust broadcast receiver to `AndroidManifest.xml` (https://github.com/adjust/unity_sdk/issues/144).
+
+#### Native SDKs
+- [[email protected]][ios_sdk_v4.17.2]
+- [[email protected]][android_sdk_v4.17.0]
+- [[email protected]][windows_sdk_v4.17.0]
+
+---
+
 ### Version 4.17.0 (13th December 2018)
 #### Added
 - Added `getSdkVersion()` method to `Adjust` interface to obtain current SDK version string.