Aldesleukin Active Not Recruiting Phase 2 Trials for Metastatic Melanoma / Stage IVB Mucosal Melanoma of the Head and Neck / Stage IIIB Skin Melanoma / Stage IV Skin Melanoma / Stage III Mucosal Melanoma of the Head and Neck / Stage IVC Mucosal Melanoma of the Head and Neck / Stage IVA Mucosal Melanoma of the Head and Neck / Stage IIIC Skin Melanoma / Stage IIIA Skin Melanoma Treatment