add notice about 3.0 dev start to announcements section of readme
add notice about 3.0 dev start to announcements section of readme
SimonWaldherr/uploader,SimonWaldherr/uploader,SimonWaldherr/uploader,SimonWaldherr/uploader,FineUploader/fine-uploader,SimonWaldherr/uploader,SimonWaldherr/uploader,FineUploader/fine-uploader,SimonWaldherr/uploader,FineUploader/fine-uploader