[toml] minor changelog updates

CHANGELOG.md

@@ -2,16 +2,10 @@
 All notable changes to this project will be documented in this file.
 
 ## [Unreleased]
-- Support for **TOML** (`.toml`) format :
-  - realized as a plugin:
-    ```ruby
-    Qonfig.plugin(:toml)
-    ```
-  - depends on gem `toml-rb` (you should require `toml-rb` before using the plugin)
-  - provides:
-    - `#save_to_toml` (works in `#save_to_yaml`/`#save_to_json` manner);
-    - `#load_fro_toml` (works in `#load_from_yaml`/`#load_from_json` manner);
-    - `#expose_toml` (works in `#expose_yaml` manner);
+### Added
+- Support for **TOML** (`.toml`) format
+  - realized as a plugin (`Qonfig.plugin(:toml)`);
+  - provides `#save_to_toml`, `#load_from_toml`, `#expose_toml` and works in `#*_yaml`-like manner);
 
 ## [0.11.0] - 2019-05-15
 ### Added