docs: add CHANGELOG for 0.4.3

sis0k0 · sis0k0 · commit 41802dc9c376 · 2017-05-09T16:38:09.000+03:00
diff --git a/CHANGELOG.md b/CHANGELOG.md
@@ -0,0 +1,7 @@
+<a name="0.4.3"></a>
+## 0.4.3 (2017-05-09)
+
+### Features
+
+* **postinstall:** force update TypeScript if you use NS 3.0 ([#29](https://github.com/NativeScript/nativescript-dev-typescript/issues/29)) ([cd7e8a5](https://github.com/NativeScript/nativescript-dev-typescript/commit/cd7e8a5))
+
