Formatting and namespace change in binform17

code/include/binform17.hh

-#include <iostream>
 #include <bitset>
 #include <cstddef>
 #include <iomanip>
+#include <iostream>
 
-namespace cxx2022 {
+namespace cxx_course {
 using byte = unsigned char;
 
 template <class T>
@@ -46,4 +46,3 @@ void showbits(T var)
 }
 
 }
-