FEAT #13271 TIME 3:30 WIP private search templates

migration/20.10/2010.sql

rest/index.php

sql/structure.sql

src/app/search/controllers/SearchTemplateController.php

src/app/search/models/SearchTemplateModel.php

...app/adv-search/criteria-tool/criteria-tool.component.html

...app/adv-search/criteria-tool/criteria-tool.component.scss

...d/app/adv-search/criteria-tool/criteria-tool.component.ts

...tool/search-template/search-template-modal.component.html

...tool/search-template/search-template-modal.component.scss

...a-tool/search-template/search-template-modal.component.ts

src/frontend/app/app.module.ts