Minor fixes

Author: dr-dimitru

lib/client/fileUpload.js

@@ -1,4 +1,3 @@
-import { $ }           from 'meteor/jquery';
 import { Meteor }      from 'meteor/meteor';
 import { AutoForm }    from 'meteor/aldeed:autoform';
 import { Template }    from 'meteor/templating';
@@ -48,8 +47,10 @@ Template.afFileUpload.helpers({
   },
   uploadedFile() {
     const template = Template.instance();
-    var _id = template.fileId.get() || this.value;
-    if (typeof _id !== 'string' || _id.length === 0) return null;
+    const _id = template.fileId.get() || this.value;
+    if (typeof _id !== 'string' || _id.length === 0) {
+      return null;
+    }
     return template.collection.findOne({_id:_id});
   }
 });
@@ -89,7 +90,7 @@ Template.afFileUpload.events({
       upload.on('error', function (error) {
         ctx.reset();
         ctx.addValidationErrors([{name: template.inputName, type: 'uploadError', value: error.reason}]);
-        $(e.currentTarget).val('');
+        template.$(e.currentTarget).val('');
         return;
       });