Reimplement support for search and organization logos for custom searches
- skipped in task #598
- resuse functionality implemented in CR
(from redmine: issue id 970, created on 2018-02-11tgradl, closed on 2018-08-06)
- Relations:
- relates #1104
(from redmine: issue id 970, created on 2018-02-11tgradl, closed on 2018-08-06)