Function indy_sys::anoncreds::indy_issuer_merge_revocation_registry_deltas

#[no_mangle]
pub unsafe extern "C" fn indy_issuer_merge_revocation_registry_deltas(
    command_handle: Handle, 
    rev_reg_delta_json: CString, 
    other_rev_reg_delta_json: CString, 
    cb: Option<ResponseStringCB>
) -> Error