Directory -> Path in folder editor (fixes #772)

gui/index.html

@@ -455,7 +455,7 @@
                 </div>
                 <div class="form-group" ng-class="{'has-error': folderEditor.folderPath.$invalid && folderEditor.folderPath.$dirty}">
                   <label translate for="folderPath">Folder Path</label>
-                  <input name="folderPath" ng-disabled="editingExisting" id="folderPath" class="form-control" type="text" ng-model="currentFolder.Directory" required></input>
+                  <input name="folderPath" ng-disabled="editingExisting" id="folderPath" class="form-control" type="text" ng-model="currentFolder.Path" required></input>
                   <p class="help-block">
                     <span translate ng-if="folderEditor.folderPath.$valid || folderEditor.folderPath.$pristine">Path to the folder on the local computer. Will be created if it does not exist. The tilde character (~) can be used as a shortcut for</span> <code>{{system.tilde}}</code>.
                     <span translate ng-if="folderEditor.folderPath.$error.required && folderEditor.folderPath.$dirty">The folder path cannot be blank.</span>