Function lowercase

TactilityCore/Include/Tactility/StringUtils.h:71–80

 */
template <typename T>
std::basic_string<T> lowercase(const std::basic_string<T>& input) {
    std::basic_string<T> output = input;
    std::transform(
        output.begin(),
        output.end(),
        output.begin(),
        [](const T character) { return static_cast<T>(std::tolower(character)); }
    );
    return std::move(output);
}

/** @return true when input only has hex characters: [a-z], [A-Z], [0-9] */
bool isAsciiHexString(const std::string& input);