* added a new input: file
* unit test - having singleFile option and a file as input, the type of the input for uploading should be button instead of file
* added a click event for the upload button and also handle if having a file as input, the type of the input should be 'button' instead of 'file'
* handling allowed for upload also for 'update' permissions over a dropped file. also emitting a new event for updating file version if i'm dropping a single file over another file.
* unit tests for handling dropping a file over another
* added a new input (file type)
* passing a file to adf-version-upload component
* new input as file and toggle new version if having that as input + unit test
* added new input as file for new version
* added new input to allow dropping a file over another to update it's version
* added a new variable for handling dropping a file over another one and also handle a new event when we update the file version
* pass a new dropped file to the dialog
* new message
* new method to allow isDropTarget for a file instead only to folders.
* new emitter for updating a file's version
* allows updating a file's version by dropping another file over it.
* refactor allowDropFiles
* update docs for drag&drop file into another file
* update for drag&drop a file over another file functionality
* made the allowDropFiles checking optional for isDropTarget property, only checking if the value is passed to the share-data-row
Co-authored-by: Eugenio Romano <eugenio.romano@alfresco.com>
