Item13014: multiple fixes

- fix mailto links in !WikiUsers view template
- fully specify rest security
- fixed creating of working area for timestamps db
- improved indexing of list values
- fixed encoding error in SOLRSEARCH/FORMAT
- use SOLR_EXTRAFILTER preference setting in auto-suggest widget as well
- fixed applying strings and defaults in solrDictionary class
- fixed applying extra-filters in !SolrSearch
- harvest facet headings for translations