1.0.2 changelog update (#816)

CHANGELOG.md

@@ -4,7 +4,7 @@ All notable changes to this project will be documented in this file.
 
 The changelog format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/).
 
-## [1.0.2] - 19-Oct-2021
+## [1.0.2] - 25-Oct-2021
 
 **Milestone**: Symbol Mainnet
 Package  | Version  | Link
@@ -15,10 +15,11 @@ Client Library | v1.0.1  | [symbol-openapi-typescript-fetch-client](https://www.
 
 - feat: Multisig multilevel subscription in web listener.
 - feat: Added Deployment data to `ServerInfo`.
-- fix: Announce method missing observable map.
+- fix: Fixed observable pipe in `TransactionService`'s announce method. 
 - fix: Allowing plain base32 addresses in rest payloads. Both address formats are supported. 
 - fix: Cosigning from transaction hash only.
-- fix: Transaction signWith method broken into smaller methods.
+- fix: Transaction `signWith` method broken into smaller methods.
+- fix: Removed unsued dependencies.
 
 ## [1.0.1] - 24-May-2021