Added Validation code to check whether multiple urls added.
Merge remote-tracking branch 'upstream/dev-branch' into dev-branch

* upstream/dev-branch:
  New events updated for Quiz data
  Quizzes in Community library implemented
  "'Kindergarten' issue in info page."
  Implemented pagination for viewing all reviews.
  Fixed District Logos jumping using Absolute positions
Merge pull request #921 from anilgooru/dev-branch

Added Validation code to check whether multiple urls added.