implemented tooltip for student view
Merge branch 'dev-branch' of https://github.com/Gooru/Gooru-Web into dev-branch
Merge pull request #1720 from suryanarayanakb/dev-branch

"added code for the bar chart in the teacher summary"
"static text updated to properties file for unit assignment view"
Merge remote-tracking branch 'upstream/dev-branch' into dev-branch
Merge remote-tracking branch 'upstream/dev-branch' into dev-branch
Merge pull request #1721 from nutan-gooru/dev-branch

Implemented assignment tooltip for student view
Merge pull request #1722 from suryanarayanakb/dev-branch

"removed the assignments "
Merge pull request #1723 from sravanthi1/dev-branch

"static text updated to properties file for unit assignment view"
added unit seq
Merge branch 'dev-branch' of https://github.com/Gooru/Gooru-Web into dev-branch
Merge pull request #1724 from nutan-gooru/dev-branch

Added unit seq
Addded itemsequence number to reorder.
Merge pull request #1725 from VinRudramurthy/dev-branch

Addded itemsequence number to reorder.
Changes for class setup implemented
conflicts resolved changes for class setup implemented
Merge pull request #1726 from ssushma/dev-branch

Changes for classpage implemented
Added elipses for unit name at unit setup.
Merge branch 'dev-branch' of https://github.com/Gooru/Gooru-Web into dev-branch
Merge pull request #1727 from VinRudramurthy/dev-branch

Added elipses for unit name at unit setup.