- Remove GlobalCarrousel from upload summary (replaced by Link component)
- Remove library files from upload summary
- Sort upload summary by date saved
- add UploadQueue to be able to handle upload sequentially
- add failedFilesCache to store files when they fail to upload so we can retry later
- add uploadAbort which object that keeps track of the file being currently uploaded, and get assigned to xhr.abort, which allows it to cancel occurring upload outside of file-utilities.upload function
- add createUploadProvider factory function that exposes upload, cancel, cancellAll, retry handlers