Add package recipe I/O module.
Add package recipe I/O module.

Geod24/dub,D-Programming-Language/dub,alexeibs/dub,jeanbaptistelab/dub,jelmansouri/dub,dreamsxin/dub,rjframe/dub,xentec/dub,p0nce/dub,grogancolin/dub,Flamaros/dub,nazriel/dub,gedaiu/dub