To view the latest version of the report in HTML format (which is rendered much cleaner tha pdf), just clone the repository as follows on your Unix command line (assuming you have git installed)

git clone https://github.com/nipunreddevil/nilm.git

Use your favorite webbrowser to render the HTML

firefox REDD_House2_Analysis.html 

This shall open up the HTML file. In case you had earlier cloned the repository, you only need to pull in the changes

git pull