unit dropdown added in assign popup
Merge branch 'dev-branch' of https://github.com/Gooru/Gooru-Web into dev-branch

Conflicts:
	src/main/java/org/ednovo/gooru/shared/i18n/MessageProperties.java
	src/main/java/org/ednovo/gooru/shared/i18n/MessageProperties.properties
Merge branch 'dev-branch' of https://github.com/Gooru/Gooru-Web into dev-branch
Merge pull request #1541 from VinRudramurthy/dev-branch

Integrated UI for unitsetup using widget.
"units selection css functionality added."
Merge branch 'dev-branch' of https://github.com/Gooru/Gooru-Web into dev-branch

Conflicts:

src/main/java/org/ednovo/gooru/client/mvp/classpages/unitdetails/UnitAssignmentView.java
DO object changes updated
Merge pull request #1543 from ssushma/dev-branch

DO object changes updated
Merge pull request #1542 from mitraj/dev-branch

units selection css functionality added.
Merge branch 'dev-branch' of https://github.com/Gooru/Gooru-Web into dev-branch
implemented getPathwayItems api
resolved conflicts

Conflicts:
	src/main/java/org/ednovo/gooru/client/service/ClasspageService.java
	src/main/java/org/ednovo/gooru/client/service/ClasspageServiceAsync.java
	src/main/java/org/ednovo/gooru/server/request/UrlToken.java
	src/main/java/org/ednovo/gooru/server/service/ClasspageServiceImpl.java
Merge pull request #1544 from nutan-gooru/dev-branch

Implemented getPathwayItems api
integrate the unit dropdown with api
Merge pull request #1546 from RavindderV/dev-branch

Unit drop down added in assign popup
Merge branch 'dev-branch' of https://github.com/Gooru/Gooru-Web into dev-branch