Merge branch '272-improve-new-layout' into 'develop'

.../configuration/details/configurationdetails.component.css

...configuration/details/configurationdetails.component.html

...emanagement/languagedetails/languagedetails.component.css

...management/languagedetails/languagedetails.component.html

...et/admin/webhook/webhook-list/webhook-list.component.html

...ppinstance/appinstancelist/appinstancelist.component.html

.../appinstance/appinstancelist/appinstancelist.component.ts

...domains/domain-group-view/domain-group-view.component.css

...omains/domain-group-view/domain-group-view.component.html

src/app/shared/left-menu/left-menu.component.html

...app/shared/users/privileges/userprivileges.component.html

src/styles.css