service docs polish pass

Author: rlindner81

docs/index.md

@@ -27,6 +27,6 @@ npm install --save @cap-js-community/feature-toggle-library
 ## Further topics
 
 - Configuration and code snippets: [Usage](usage)
-- REST service for CAP projects: [Service](service)
+- Plugin and REST service for CAP projects: [Plugin and Service](service)
 - Architecture and related concepts: [Architecture](architecture)
 - Example CAP server: [CAP Example](https://github.com/cap-js-community/feature-toggle-library/blob/main/example-cap-server)

docs/service/index.md

@@ -1,6 +1,6 @@
 ---
 layout: default
-title: Service
+title: Plugin and Service
 nav_order: 3
 ---
 
@@ -13,7 +13,7 @@ nav_order: 3
 - TOC
 {: toc}
 
-## CDS-Plugin Settings
+## Plugin Settings
 
 Here is a list of all plugin settings that can be used in `package.json` under this library's node
 `cds.featureToggles`. At least one of _configFile_ or _config_ needs to be set, for the initialization to work.