1. Join Class popup to be displayed automatically when user click on
Join Class --> Display Login Popup -->and logs in.

2. Changing the Join class popup text based on Class sharing status (Open or Invite-only).
Media Scripts changes implemented for 6.2 release.
CSS changes for Collection Edit info on implementing new media scripts texts.
CSS changes for Collection Edit info on implementing new media scripts texts.
Reports tab integrated for Classlist page.
Merge pull request #80 from ssushma/release-6.2

Join Class popup to be displayed automatically when user click on
Media Scripts changes implemented for 6.2 release.
CSS changes for Collection Edit info on implementing new media script
CSS changes for Collection Edit info on implementing new media script
Reports tab integrated for Classlist page.