v0.4.0

Features:

• Add support for std::ostream& operator<<(const T &)
• Add CPP_DUMP_DEFINE_DANGEROUS_EXPORT_OBJECT() macro
• Add support for std::type_info, std::type_index, std::source_location
• Make it possible to print with the filename, line no., and function name.
• Add the pipe operator of the manipulators.
• Add cont_index() manipulator
• Add support for user tuples
• Fixed some bugs

Breaking changes:

• Shorten the names of map_* manipulators
• Change the type of cpp_dump::log_label_func to cpp_dump::log_label::log_label_func_t