Add info box to Remote Path Mappings guiding that they are rarely required

frontend/src/Settings/DownloadClients/RemotePathMappings/RemotePathMappings.js

@@ -1,10 +1,11 @@
 import PropTypes from 'prop-types';
 import React, { Component } from 'react';
+import Alert from 'Components/Alert';
 import FieldSet from 'Components/FieldSet';
 import Icon from 'Components/Icon';
 import Link from 'Components/Link/Link';
 import PageSectionContent from 'Components/Page/PageSectionContent';
-import { icons } from 'Helpers/Props';
+import { icons, kinds } from 'Helpers/Props';
 import translate from 'Utilities/String/translate';
 import EditRemotePathMappingModalConnector from './EditRemotePathMappingModalConnector';
 import RemotePathMapping from './RemotePathMapping';
@@ -50,6 +51,11 @@ class RemotePathMappings extends Component {
           errorMessage={translate('RemotePathMappingsLoadError')}
           {...otherProps}
         >
+
+          <Alert kind={kinds.INFO}>
+            {translate('RemotePathMappingsInfo')}
+          </Alert>
+
           <div className={styles.remotePathMappingsHeader}>
             <div className={styles.host}>
               {translate('Host')}

src/NzbDrone.Core/Localization/Core/en.json

@@ -929,6 +929,7 @@
   "RemotePathMappingRemotePathHelpText": "Root path to the directory that the Download Client accesses",
   "RemotePathMappingWrongOSPathHealthCheckMessage": "Remote download client {0} places downloads in {1} but this is not a valid {2} path. Review your remote path mappings and download client settings.",
   "RemotePathMappings": "Remote Path Mappings",
+  "RemotePathMappingsInfo": "Remote Path Mappings are very rarely required, it is better to match your download path client to your local paths.",
   "RemotePathMappingsLoadError": "Unable to load Remote Path Mappings",
   "Remove": "Remove",
   "RemoveCompleted": "Remove Completed",