update changelog.md

Author: Babichev Maxim

changelog.md

@@ -6,6 +6,10 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ## [Unreleased]
 
+## [4.1.2] - 2019-01-20
+### Added
+- add `$amountFloat` to Transaction model
+
 ## [4.1.1] - 2019-01-16
 ### Changed
 - upgrade composer packages
@@ -444,7 +448,8 @@ The operation is now executed in the transaction and updates the new `refund` fi
 - Exceptions: AmountInvalid, BalanceIsEmpty.
 - Models: Transfer, Transaction.
 
-[Unreleased]: https://github.com/bavix/laravel-wallet/compare/4.1.1...HEAD
+[Unreleased]: https://github.com/bavix/laravel-wallet/compare/4.1.2...HEAD
+[4.1.2]: https://github.com/bavix/laravel-wallet/compare/4.1.1...4.1.2
 [4.1.1]: https://github.com/bavix/laravel-wallet/compare/4.1.0...4.1.1
 [4.1.0]: https://github.com/bavix/laravel-wallet/compare/4.0.1...4.1.0
 [4.0.1]: https://github.com/bavix/laravel-wallet/compare/4.0.0...4.0.1