Overload set range_rule

template<class Rule>
constexpr
range_rule_t<Rule>
range_rule(
    const Rule& next,
    size_t N = 0,
    size_t M = std::size_t(-1)) noexcept;
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template<
    class Rule1,
    class Rule2>
constexpr
enable_if<!std::is_integral<Rule2>::value, range_rule_t<Rule1, Rule2>>::type
range_rule(
    const Rule1& first,
    const Rule2& next,
    size_t N = 0,
    size_t M = std::size_t(-1)) noexcept;
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