Feat: Global config override (#1720)

* be able to change dns. implement global override

* link donate to readme

* implement global config for allowed ips

* change translations, fix generation

* improve docs

src/app/pages/admin/config.vue

@@ -27,7 +27,7 @@
       </FormGroup>
       <FormGroup>
         <FormHeading :description="$t('admin.config.dnsDesc')">{{
-          $t('admin.config.dns')
+          $t('general.dns')
         }}</FormHeading>
         <FormArrayField v-model="data.defaultDns" name="defaultDns" />
       </FormGroup>