changed itoa to c++ style and put it in utils, and change utils dependencies to not depend on webserv

srcs/utils.cpp

@@ -1,8 +1,5 @@
 
-
-#include "Webserv.hpp"
-
-
+#include "utils.hpp"
 
 std::vector<std::string> split(std::string input, char delimiter)
 {
@@ -16,4 +13,11 @@ std::vector<std::string> split(std::string input, char delimiter)
     return answer;
 }
 
+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() ) );
+}