Added Readme file

Author: elanmathi

Readme.md

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+# Install Git:
+
+Goto https://git-scm.com/download/ and download Git for windows or Mac or Linux/Unix.
+
+Install Git with the recommended settings.
+
+# Install Visual studio Code:
+
+Goto https://code.visualstudio.com/download and download Git for windows or Mac or Linux/Unix.
+
+Install VS code with the recommended settings.
+
+# Install Node JS:
+
+Goto https://nodejs.org/en/download/ for the respective OS.
+
+Install Node JS with the default settings.
+
+# GITHUB setup:
+
+1. Goto https://github.com/ and create a new account using sign-up.
+   
+## Setup SSH key:
+
+1. Open Git Bash window.
+2. Enter  ssh-keygen -t ed25519 -C [email protected]
+3. Enter file in which to save the key -> prefer to the default location as it does not give access error in further steps.
+4. Enter passphrase and the ssh public and private keys are generated on the specified location.
+5. Next add the SSH key to Git Hub.
+      Reference: https://docs.github.com/en/[email protected]/github/authenticating-to-github/connecting-to-github-with-ssh/adding-a-new-ssh-key-to-your-github-account
+      
+      - Login to https://github.com/ with your credentials.
+      - Copy the SSH public key to your clipboard.
+      - In the upper-right corner of any page, click your profile photo, then click Settings.
+      - In the user settings sidebar, click SSH and GPG keys.
+      - Click New SSH key or Add SSH key.
+      - In the "Title" field, add a descriptive label for the new key.
+      - Paste your key into the "Key" field.
+      - Click Add SSH key.
+      - If prompted, confirm your GitHub Enterprise Server password.
+
+## Get the clone URL:
+
+1. Then goto https://github.com/virtualansoftware on a new browser tab.
+3. GO down the page and click on the project 'tutorials'.
+4. If you have logged in Github you will see a button 'Fork' in the top right corner of the page.
+5. Then click on the green button 'Code' and copy the ssh Url.
+   [email protected]:<GitHub username>/tutorials.git
+   
+# Install docsify:
+
+1. Create a folder on any location you prefer. This will be used to edit the tutorials page.
+2. Right click and select 'Git Bash Here'.
+3. Git bash window will open.
+4. Run the below commands one after another.
+    - git clone [email protected]:<username>/tutorials.git
+    - npm i docsify-cli -g
+    - cd tutorials/
+    - docsify serve docs
+5. Open a browser and goto http://localhost:3000/#/ and you can open Virtualan page. 
+    
+# To Edit tutorials page:
+
+1. Open Visual studio code window.
+2. click File menu -> Open Folder
+3. Goto Folder you created to install docsify\Git\tutorials and click Select Folder.
+   4. Once you slelect the Tutorials folder, all the paged will be displayed on the Explorer window. 
+
+As you start to EDIT on the Visual studio code window refresh the browser to see the changes (http://localhost:3000/#/).
+
+# How to COMMIT the changes:
+1. Exit out of the Git Bash running command Listening at http://localhost:3000
+2. Run the below commands for the first time when you commit the changes.
+         git config --global user.email "[email protected]"
+         git config --global user.name "Your Name"
+3. Run 
+         git commit -am "updated"
+   Add appropriate comments inside the "".
+4. Then Run 
+         git push
+
+# Create PULL request:
+1. Go to "https://github.com/<username>/tutorials/pulls" to create a New Pull request.
+2. Click on the Green "New Pull Request" button to create a new request between your master branch to Virtualan Master branch.