resolved merge conflicts, now ConfigParser is even more intertwined with other parts

srcs/utils.cpp

@@ -1,8 +1,5 @@
 
-
-#include "Webserv.hpp"
-
-
+#include "utils.hpp"
 
 std::vector<std::string> split(std::string input, char delimiter)
 {
@@ -34,10 +31,17 @@ bool	isNumeric_btw(int low, int high, std::string str)
 		if (std::isdigit(str[i]) == false)
 			return false;
 	}
-	int n = atoi(str.c_str());
+	int n = std::atoi(str.c_str());
 	if (n < low || n > high)
 		return false;
 	return true;
 }
 
+char*	itoa(int n)
+{
+	std::stringstream	strs;
 
+	strs << n;
+	// casts : https://stackoverflow.com/questions/332030/when-should-static-cast-dynamic-cast-const-cast-and-reinterpret-cast-be-used
+	return ( const_cast<char*>( strs.str().c_str() ) );
+}