Disable compression for now, as it seems to cause a lot of overhead for std_cout
Fixed "std_cout <<" if log file has not been opened yet.
Detect gcc LTO compilation before enabling it.
Harmonized GCC makefile with stdout.git's 714368f9e9393c71f76a37eee61c728ac4a408f9: Detect gcc LTO compilation before enabling it.
New function: std::string YesNo(const bool test)
Fix markdown.