Merge branch 'develop' of https://labs.maarch.org/maarch/MaarchCourrier into develop

...ntend/app/administration/administration-routing.module.ts

src/frontend/app/administration/administration.module.ts

...dministration/search/search-administration.component.html

.../administration/search/search-administration.component.ts

...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

src/frontend/app/app-common.module.ts

src/frontend/app/app-routing.module.ts

src/frontend/app/app.module.ts