CORS - add new core js file to builder, version-stamp iframe js helper file & add it to the release zip as well
CORS - add new core js file to builder, version-stamp iframe js helper file & add it to the release zip as well

SimonWaldherr/uploader,SimonWaldherr/uploader,FineUploader/fine-uploader,SimonWaldherr/uploader,FineUploader/fine-uploader,SimonWaldherr/uploader,SimonWaldherr/uploader,FineUploader/fine-uploader,SimonWaldherr/uploader,SimonWaldherr/uploader