Update README.md
Update README.md
HRCPP-1 Default copy-constructors do not work (fixed)
HRCPP-11 After ::connect fails, errno is read only after freeaddrinfo
Ignore more generated files/dirs
HRCPP-25 Remove all compiler warnings so that compiling with -Werror passes.
Treat the swig test differently as we have no control over the generated code