"added default collection image"
Merge pull request #1896 from VinRudramurthy/dev-branch

Library: Issue rectified with library refresh and library collections share.
"changes in the analytics"
Merge remote-tracking branch 'upstream/dev-branch' into dev-branch

Conflicts:
	src/main/java/org/ednovo/gooru/client/mvp/classpages/edit/EditClasspageView.java
Merge pull request #1897 from suryanarayanakb/dev-branch

changes in the analytics
"Enabled the reports tab"
"Enabled the reports tab"
Merge remote-tracking branch 'upstream/dev-branch' into dev-branch
"Text: [Collection Search - Remix] Need messaging at Remix box when there is no folder + UI update and [My Classes] Search Page Analytics Reports for Resources and Collections UI  changes fixed"
"New Files added for [My Classes] Search Page Analytics Reports for Resources and Collections(UI Changes Integrated)"
"small emotics icons added for collection analytics data in search"
Merge remote-tracking branch 'upstream/dev-branch' into dev-branch
Merge pull request #1898 from suryanarayanakb/dev-branch

Enabled the reports tab
Merge pull request #1899 from sravanthi1/dev-branch

"[My Classes] Search Page Analytics Reports for Resources and Collections UI Part Changes and Text: [Collection Search - Remix]  UI  changes fixed "
Personalize button enabled
Merge pull request #1900 from ssushma/dev-branch

Personalize button enabled
"Showing Student analytics for assignements"
Merge branch 'dev-branch' of https://github.com/Gooru/Gooru-Web into dev-branch
Merge pull request #1901 from mitraj/dev-branch

Showing Student analytics for assignments in student assignment page
"integrated the collection summary, progress in the assignments"