added narration in popup
Merge branch 'dev-branch' of https://github.com/Gooru/Gooru-Web into dev-branch
Merge pull request #1653 from nutan-gooru/dev-branch

Added narration in popup
Merge pull request #1654 from ssushma/dev-branch

UI Changes implemented + null handling implemented.
Modified scorehedingview ui and unitnames css.
Merge branch 'dev-branch' of https://github.com/Gooru/Gooru-Web into dev-branch
Added loading Icons for path way.
"directions and plannedenddate parameter changes updated in url for assigning collection to pathway"
Merge remote-tracking branch 'upstream/dev-branch' into dev-branch
Merge pull request #1655 from mitraj/dev-branch

Modified scorehedingview ui and unitnames css.
Merge remote-tracking branch 'upstream/dev-branch' into dev-branch
Resolved conflicts.

Conflicts:

src/main/java/org/ednovo/gooru/client/mvp/classpages/unitSetup/unitsetup.css
Merge branch 'dev-branch' of https://github.com/Gooru/Gooru-Web into dev-branch
added unit title on click
Merge branch 'dev-branch' of https://github.com/Gooru/Gooru-Web into dev-branch
Merge pull request #1656 from sravanthi1/dev-branch

"Directions and plannedenddate parameter changes updated in url for assign collections to pathway API call"
Merge pull request #1657 from nutan-gooru/dev-branch

 	added unit title on click
Merge pull request #1658 from VinRudramurthy/dev-branch

Added loading Icons for path way.
UI changes for student page