[SD-1272] modified notification and activity stream modules.
[SD-1169] Provide feedback of the search string
SD-1288 : Revert back the changes performed by commit
Merge pull request #656 from marwoodandrew/master

[SD-1169] Provide feedback of the search string
Merge pull request #660 from ioanpocol/master

SD-1288 : Revert back the changes performed by commit
Merge pull request #655 from mdhaman/master

[SD-1272] Modified code for activity stream.
fix(styles): general style changes
Merge pull request #664 from fritzSF/master

fix(styles): general style changes
fix(users): Fix Save and Cancel button on user profile page
Added style for displaying icon when item['type'] = 'preformatted'
[SD-547] [SD-548] [SD-1245] Modified Saved Searches api to point to /saved_searches instead of /content_view