* ADD: an ability to use dynamic value for conditions in the Form;
* ADD: 'Is mobile device' condition for Dynamic Visibility module;
* ADD: user listings and Data Stores compatibility;
* UPD: allow to get data in the dynaic widgets depends on selected context (post, current user, current author etc);
* UPD: alt text for images in the Dynamic Image widget;
* FIX: hide the load more button if listing empty;
* FIX: no selection option in dynamic user value in the Form.