Update README.md

README.md

-Sample Readme!
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+
+## Prerequisites
+
+you need node & npm installed.
+
+Development env
+
+ `node -v` => v10.15.3
+ 
+ `npm -v` => 6.4.1
+
+## To setup the project
+
+Execute bellow commands from your terminal.
+
+`git clone https://gitlab.mynisum.com/pnair/sample_pdp.git`
+
+`CD sample_pdp`
+
+`npm install`
+
+`npm run start`
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