readme updated

source/sourcereadme.txt

+Using the coursebook is very simple. You need to have installed the dependencies.
+
+To install python3 on ubuntu, run the following command in your terminal.
+
+    sudo apt-get install python3.6
+To install Django on ubuntu, run the following command in your terminal.
+
+    sudo apt-get install python3-django
+
+
+
+One needs to git clone the project. After that open terminal in main directory and run following commands.
+
+
+    python3 manage.py makemigrations
+    python3 manage.py migrate
+    python3 manage.py runserver
+
+To access the application open the web browser and go to "localhost:8000"
+