Added one more parameter for setting attribute.
Removed scroll for Main Window and added scroll for search Results.
Merge remote-tracking branch 'upstream/dev-branch' into dev-branch

* upstream/dev-branch:
  Adding Multiple Courses for a collection implemented.
Reverted Multi scroll.
Merge remote-tracking branch 'upstream/dev-branch' into dev-branch

* upstream/dev-branch:
  Changes for delete course implemented.
Reverted Multi scroll.
Merge pull request #917 from anilgooru/dev-branch

Added one more parameter for setting attribute.