Function compare

include/covscript/core/variable.hpp:198–201

	 */
	template <typename T>
	static bool compare(const T &a, const T &b)
	{
		return compare_if<T, compare_helper<T>::value>::compare(a, b);
	}

	template <typename T>
	static cs::string_borrower to_string(const T &val)