add --clean option to remove egg-info, build and dist
add --clean option to remove egg-info, build and dist

CyrilPeponnet/Archipel,ArchipelProject/Archipel,ruthger/Archipel,rmoorman/Archipel,fr34k8/Archipel,rmoorman/Archipel,ArchipelProject/Archipel,rmoorman/Archipel,ArchipelProject/Archipel,fr34k8/Archipel,CyrilPeponnet/Archipel,CyrilPeponnet/Archipel,ruthger/Archipel,fr34k8/Archipel,ruthger/Archipel,CyrilPeponnet/Archipel,CyrilPeponnet/Archipel,rmoorman/Archipel,ruthger/Archipel,ArchipelProject/Archipel,ruthger/Archipel,fr34k8/Archipel,rmoorman/Archipel,fr34k8/Archipel,ArchipelProject/Archipel