Update CHANGELOG.md

CHANGELOG.md

@@ -26,6 +26,16 @@
   - Multiple issues with the high-contrast theme.
   - Multiple IME issues in IE11, Edge and Firefox.
 
+### Thank you
+  - [Pavel Kolev (@paveldk)](https://github.com/paveldk):
+    - Fix sending message to terminated worker [PR vscode#10833](https://github.com/Microsoft/vscode/pull/10833)
+    - Export getTypeScriptWorker & getJavaScriptWorker to monaco.languages.typescript [PR monaco-typescript#8](https://github.com/Microsoft/monaco-typescript/pull/8)
+  - [Sandy Armstrong (@sandyarmstrong)](https://github.com/sandyarmstrong): 
+    * Support CompletionItemKind.Method. [PR vscode#10225](https://github.com/Microsoft/vscode/pull/10225)
+    * Fix show in IE11 [PR vscode#10309](https://github.com/Microsoft/vscode/pull/10309)
+    * Correct docs for IEditorScrollbarOptions.useShadows [PR vscode#11312](https://github.com/Microsoft/vscode/pull/11312)
+ - [Artyom Shalkhakov (@ashalkhakov)](https://github.com/ashalkhakov):
+   -  Adding support for ATS/Postiats [PR monaco-languages#5](https://github.com/Microsoft/monaco-languages/pull/5)
 
 ## [0.5.1]