Vorinostat Active Not Recruiting Phase 1 / 2 Trials for Stage II Small Lymphocytic Lymphoma / Stage III Small Lymphocytic Lymphoma / Stage I Chronic Lymphocytic Leukemia / Stage IV Small Lymphocytic Lymphoma / Stage III Chronic Lymphocytic Leukemia / Stage II Chronic Lymphocytic Leukemia / Chronic Lymphocytic Leukaemia (CLL) / Stage I Small Lymphocytic Lymphoma / Stage IV Chronic Lymphocytic Leukemia Treatment