Configured-CKEditor

1. Config Upload URL

file: /ckeditor/config.js

config.toolbarGroups = [
    ......
    config.filebrowserUploadUrl = '/ckupload/';
    config.filebrowserImageUploadUrl = '/ckupload/';
    ......
]

2. Show Upload Button

file: /ckeditor/plugins/image/dialogs/image.js

                            ....
{id:"Upload", hidden:!0 ==> ....{id:"Upload", hidden:0, ...
                            ....