Merge pull request #1770 from VinRudramurthy/dev-branch

Fixed issue related to arrow on re-order assignment.
[My Classes] Required and optional dots are same issue resolved
Merge branch 'dev-branch' of https://github.com/Gooru/Gooru-Web into dev-branch
Setting button title along with unit name and fixed UI issues on left border line.
Merge remote-tracking branch 'upstream/dev-branch' into dev-branch

* upstream/dev-branch:
  Fixed issue related to arrow on re-order assignment.
  Fixed loading issue on student tab at class page.
  Integrated set goal api and added comments
Merge pull request #1771 from mitraj/dev-branch

 [My Classes] Required and optional dots are same issue resolved
Merge remote-tracking branch 'upstream/dev-branch' into dev-branch

* upstream/dev-branch:
  [My Classes] Required and optional dots are same issue resolved

Conflicts:
	src/main/java/org/ednovo/gooru/client/mvp/classpages/unitdetails/unitassignment.css
Merge pull request #1772 from anilgooru/dev-branch

Setting button title along with unit name and fixed UI issues on left border line.
"Unit Name added dynamically in treePanel Click handler and success popup view when collection/folder is added to pathway"
Merge remote-tracking branch 'upstream/dev-branch' into dev-branch

Conflicts:
	src/main/java/org/ednovo/gooru/shared/i18n/MessageProperties.java
	src/main/java/org/ednovo/gooru/shared/i18n/MessageProperties.properties
Fixed In FF browser the assignments drop down is not positioned correctly
"success popup message changes"
resolved conflicts
Merge pull request #1773 from sravanthi1/dev-branch

	"Unit name added dynamically in success popup message changes and treepanel click handler changes fixed"
Merge pull request #1774 from nutan-gooru/dev-branch

Fixed In FF browser the assignments drop down is not positioned corre… …
changes for classpage existing classes load issue resolved
Disabled personalise button.
Conflicts resolved for assignment container
Merge remote-tracking branch 'upstream/dev-branch' into dev-branch

* upstream/dev-branch:
  "success popup message changes"
  Fixed In FF browser the assignments drop down is not positioned correctly
  "Unit Name added dynamically in treePanel Click handler and success popup view when collection/folder is added to pathway"
Merge pull request #1775 from anilgooru/dev-branch

Disabled personalise button.