Release v2.0.0 (#1)

* created filepond component

* register new component

* added backend controller

credits to: https://github.com/Sopamo/laravel-filepond/

* passing upload field name to backend

* create temp file if needed

* linting

* show disabled uploads warning

* storing files and relation

* keep original upload filename

* remove old ajax upload component

* extract filepond code to shared partial

* removed unused settings

* code cleanup

* code cleanup

* refactoring email classes

* refactored email classes

* code cleanup

* added new param to set sender name on autoresponse email

* disable submit button while uploading file

* added type hint to methods

* upload file type validation

* Migration to WinterCMS (#2)

* update references to Winter

* update Winter imports

* update references to Winter

* update references to Winter

* fixed wrong import

* added upload size check

* tweaks related to uploads

* new setting: upload file size

* validate upload file size

* bugfix: enable submit on upload error

* move hardcoded strings to language file

* use global file size limit

* version bump

* fix import

* export download urls

* added new setting to include attached files

* upadted readme file

* renamed package name