ENHANCEMENT add ability to define the region via config.
MINOR added phpdoc
ENHANCEMENT refactored code and broke some methods into dedicated methods, added methods to check if files to exist in the storage and the ability to delete them.
ENHANCEMENT add new templates, remove EDIT form.
ENHANCEMENT add configuration for app-icons
ENHANCEMENT add methods to retrieve icon of the uploaded file, used to add a small icon to the upload form field.
MINOR update title of the form field to show that this control uploads to AWS.
MINOR add generic icon as a fallback.
MINOR remove not used variable from codebase.
MINOR code layout.
ENHANCEMENT add ability to upload files without having a relationship defined.
MINOR remove not used variable.
ENHANCEMENT add language files