Update README.md

Fix the outdated description

README.md

@@ -91,21 +91,6 @@ While open the page you will see search result for female anemic patients and gr
 [FHIR API](http://hl7.org/fhir/resourcelist.html)
 [Developer Community FHIR section](https://community.intersystems.com/tags/fhir)
 
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-## How to start development
-This repository is ready to code in VSCode with ObjectScript plugin.
-Install [VSCode](https://code.visualstudio.com/), [Docker](https://marketplace.visualstudio.com/items?itemName=ms-azuretools.vscode-docker) and [ObjectScript](https://marketplace.visualstudio.com/items?itemName=daimor.vscode-objectscript) plugin and open the folder in VSCode.
-Open /src/cls/PackageSample/ObjectScript.cls class and try to make changes - it will be compiled in running IRIS docker container.
-![docker_compose](https://user-images.githubusercontent.com/2781759/76656929-0f2e5700-6547-11ea-9cc9-486a5641c51d.gif)
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-Feel free to delete PackageSample folder and place your ObjectScript classes in a form
-/src/Package/Classname.cls
-[Read more about folder setup for InterSystems ObjectScript](https://community.intersystems.com/post/simplified-objectscript-source-folder-structure-package-manager)
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-The script in Installer.cls will import everything you place under /src into IRIS.
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-
 ## What's inside the repository
 
 ### Dockerfile