doc: readme improvements (cleaup, xcode debugging, etc) (#1133)

Co-authored-by: Niklas Merz <NiklasMerz@gmx.net>
Co-authored-by: エリス <erisu@users.noreply.github.com>

README.md

@@ -37,7 +37,7 @@ Cordova iOS is an iOS application library that allows for Cordova-based projects
 
 ## Create a Cordova project
 
-Follow the instructions in the [**Command-Line Usage** section](https://cordova.apache.org/docs/en/edge/guide_cli_index.md.html#The%20Command-line%20Interface) of [Apache Cordova Docs](https://cordova.apache.org/docs/en/latest/)
+Follow the instructions in the [**Create your first Cordova app**](https://cordova.apache.org/docs/en/latest/guide/cli/index.html) section of [Apache Cordova Docs](https://cordova.apache.org/docs/en/latest/)
 
 To use a **shared CordovaLib**, for example in development, link the appropriate cordova-ios platform folder path:
 
@@ -47,20 +47,24 @@ cordova platform add --link /path/to/cordova-ios
 
 ## Updating a Cordova project
 
-When you install a new `cordova-cli` version that comes with a new iOS platform version, from within your project:
+When you install a new version of the [`Cordova CLI`](https://www.npmjs.com/package/cordova) that pins a new version of the [`Cordova-iOS`](https://www.npmjs.com/package/cordova-ios) platform, you can follow these simple upgrade steps within your project:
 
 ```bash
 cordova platform rm ios
 cordova platform add ios
 ```
 
+## Debugging in Xcode
+
+Import project in Xcode through _File > Open_ and targeting `/path/to/your-cdv-project/platforms/ios/PROJECT_NAME.xcworkspace`.
+
 ## How to Test Repo Development
 
 ```bash
 npm install
 npm test
 ```
 
-## Futher reading
+## Further reading
 
-* [https://cordova.apache.org/](https://cordova.apache.org/)
+* [Apache Cordova](https://cordova.apache.org/)