message: FNV convenience improved.
diff: @@ -41,6 +41,14 @@ class FNV {
  return (*this)((*this)(_memory, _value), _moreValues...);
  }
  + template <typename... V>
  + constexpr U operator()(U _memory, std::basic_string_view<T> _str, V... _moreValues) const noexcept
  + {
  + for (auto const ch : _str)
  + _memory = (*this)(_memory, ch);
  + return (*this)(_memory, _moreValues...);
  + }
  +
  /// Builds the FNV hash between [_begin, _end)
  constexpr U operator()(U _memory, std::basic_string_view<T> _str) const noexcept
  {
  