GSOD: Final Submission

[Schezeen Fazulbhoy]

Hello, 

PFA my final submission for Google Season of Docs 2019 with Oppia (.pdf format).

Starter project links:

1.Google docs: https://docs.google.com/document/d/1vNz1yNYR_C6t8rxFd3qvz3E2l5dD7d3xyLGawh5vaSo/edit?usp=sharing

2. Wiki: https://github.com/schezfaz/starter_project/wiki/Guide-for-writing-good-frontend-tests  

Thanks and regards,

Schezeen Fazulbhoy