added colors, for print_special

+ renamed client's public function parse_request() into parse_request_headers()

srcs/utils.hpp

@@ -11,6 +11,7 @@
 # include <cctype>		// tolower
 # include <algorithm>	// transform
 # include <cstdio>		// fflush
+# include "colors.h"
 
 # define CR "\r"
 # define LF "\n"