removed unmap button from 2nd tier tree view from advaned search and workflow->map people
removed file ggrc_workflows/assets/mustache/wf_people/multiselect_option_items.mustache, as it is not needed anymore
Added is_in_selector flag to show/hide unmap link for people in search
Added is_in_selector in advanced_search_people_items.mustache file
Merge pull request #1664 from reciprocity/feature/advanced-search-remove-unmap-button-from-people

removed unmap button from 2nd tier tree view for people from advanced search and wor...