Added test for leaderboard page
Removed extra lines.
Changes proposed by mbrant
Removed hard coded URL and opening it func
Improving Clarity of Test Case Name
Added test for leaderboard page
Merge branch 'leaderboard' of https://github.com/singhabhinavds/Affiliates-Tests into leaderboard

Rebased
Merge pull request #74 from singhabhinavds/leaderboard

Added test for leaderboard page