feat(authoring): a button displays the stage current item is in.

SD-1052
fix(authoring): Add styles to current stage

SD-1052
feat(authoring): a button displays the stage current item is in.

SD-1052
Merge branch 'current-stage-fix' of https://github.com/nidzix/superdesk-client into authoring-current-stage
fix(authoring): Cleanup after styling changes.

SD-1052
Merge pull request #528 from eozan/authoring-current-stage

feat(authoring): a button displays the stage current item is in.