Fixing Indetation errors;Added copyright and corrected mistakes as addressed in comments of pull #8
Fixing Indetation errors;Added copyright and corrected mistakes as addressed in comments of pull #8

amgowano/oppia.github.io,oppia/oppia.github.io,MAKOSCAFEE/oppia.github.io,MAKOSCAFEE/oppia.github.io,amgowano/oppia.github.io,oppia/oppia.github.io