Updated docs to reflect new release.

Author: simonbrowndotje

docs/binaries.md

@@ -3,5 +3,5 @@ The "Structurizr for Java" binaries are hosted on [Maven Central](https://repo1.
 
 Name                                                  | Description
 ----------------------------------------------------- | ---------------------------------------------------------------------------------------------------------------------------
-com.structurizr:structurizr-core:1.8.0                | The core library that can used to create software architecture models.
-com.structurizr:structurizr-client:1.8.0              | The API client for publishing models on the Structurizr cloud service and on-premises installation.
+com.structurizr:structurizr-core:1.9.0                | The core library that can used to create software architecture models.
+com.structurizr:structurizr-client:1.9.0              | The API client for publishing models on the Structurizr cloud service and on-premises installation.

docs/changelog.md

@@ -1,6 +1,6 @@
 # Changelog
 
-## 1.9.0 (unreleased)
+## 1.9.0 (20th March 2021)
 
 - Adds support for adding individual infrastructure nodes, software system instances, and container instances to a deployment view.
 - Adds support for removing software system instances from deployment views.

docs/getting-started.md

@@ -12,7 +12,7 @@ The Structurizr for Java binaries are hosted on [Maven Central](https://repo1.ma
 
 Name                                     | Description
 ---------------------------------------- | ---------------------------------------------------------------------------------------------------------------------------
-com.structurizr:structurizr-client:1.8.0 | The Structurizr API client library.
+com.structurizr:structurizr-client:1.9.0 | The Structurizr API client library.
 
 ## 2. Create a Java program