Clean up authentication and offline mode: - Use one instance of HTTPBasicAuthHandler and   HTTPPasswordMgrWithDefaultRealm for life of process, and only   load password into the password manager once. - Don't include IP addess in URL stored in password manager - Use true offline=yes in URL --offline - Report conflicting options (line --offline) when load configuration   or running repeatedly - Use more precise test for an IPv4 should converted from text to   string for printing - Flag offline as a valid Google option
Clean up authentication and offline mode:
- Use one instance of HTTPBasicAuthHandler and
  HTTPPasswordMgrWithDefaultRealm for life of process, and only
  load password into the password manager once.
- Don't include IP addess in URL stored in password manager
- Use true offline=yes in URL --offline
- Report conflicting options (line --offline) when load configuration
  or running repeatedly
- Use more precise test for an IPv4 should converted from text to
  string for printing
- Flag offline as a valid Google option

swhobbit/dynamic_dns_update