Changes for <Got it Tool> Hiding implemented
"Displaying the grades details with tooltip fixed."
Merge remote-tracking branch 'upstream/dev-branch' into dev-branch
Showing error message when server is down functionality
has been implemented.
Merge pull request #685 from mitraj/dev-branch

Changed and modified Asynccallback to SimpleAsyncCallback.
Merge branch 'dev-branch' of https://github.com/Gooru/Gooru-Web into dev-branch
Merge pull request #686 from shivalinga/dev-branch

Showing error message when server is down functionality
Added MIT licence.
Merge branch 'dev-branch' of https://github.com/Gooru/Gooru-Web into dev-branch
Merge pull request #687 from VinRudramurthy/dev-branch

Added MIT licence.
1.Added redirect url in properties file
2.server request added to get redirect server url
Merge branch 'dev-branch' of https://github.com/Gooru/Gooru-Web into dev-branch
removed unwanted line from the file.
Merge pull request #688 from shivalinga/dev-branch

Added redirect url in properties file
New Exception file has been added.
Merge pull request #689 from shivalinga/dev-branch

New Exception file has been added.
change static text to message properties
Merge branch 'dev-branch' of https://github.com/Gooru/Gooru-Web into dev-branch
UI issue fixed for copy resource pop-up in collection edit.
Merge pull request #690 from nutan-gooru/dev-branch

Change static text to message properties