Implemented improvements and fixes suggested by Claudio Rumolo:
Implemented improvements and fixes suggested by Claudio Rumolo:

* If scaling factor is >= 1, don't do any image processing.
* Add JPEG/PNG quality parameter option.
* Recalculate the file size if the original file has been replaced by a
scaled version.

blueimp/jQuery-File-Upload,Verde1705/verde1705.github.io,blueimp/jQuery-File-Upload,blueimp/jQuery-File-Upload,blueimp/jQuery-File-Upload,blueimp/jQuery-File-Upload,blueimp/jQuery-File-Upload,Verde1705/verde1705.github.io,GrizliK1988/PhotoWidget