QA_Numerical Representation_back to experiments

[kolliSuman]

Defect Description:
In the "Numerical Representation" experiment,the back to experiments link is not present in the page instead the back to experiments link should be displayed on the screen inorder to view the list of experiments by the user

Actual Result:
In the "Numerical Representation" experiment,the back to experiments link is not present in the page

Environment :
OS: Windows 7, Ubuntu-16.04,Centos-6
Browsers: Firefox-42.0,Chrome-47.0,chromium-45.0
Bandwidth : 100Mbps
Hardware Configuration:8GBRAM ,
Processor:i5

Test Step Link:
https://github.com/Virtual-Labs/problem-solving-iiith/blob/master/test-cases/integration_test-cases/Numerical%20Representation/Numerical%20Representation_29_Back%20to%20experiments_smk.org

[sadhanareddy]

Fixed. This issue is related to #145.