TODO for dnsupdate

- System wide config instead of user config??
- Better error handling
  Put error messages in separate file?
  Add warnings?
- Report security problems on .dnsupdaterc
- Write a howto
- Create initscripts for SysV machines
- Create bootup script for Windows
- Integrate the relevant dnspython modules
- Add a GUI
  wxPython and/or curses?

Done:
- Man pages
  dnsupdate(1)
  dnsupdaterc(5)
- Resolver should talk to relevant dns server
- Add parameter for dns server, do not assume 217.78.32.198
- Option to show config params
- Check if address needs update before sending data 
- Validate data, check for cfg files existance
- Re-structure the code
- Add a config-file for hostname, domain and password. Option to select
  All options should be configurable, ttl and force as well. 
- Fix the global variabel mess!!
- Add command line parameter prefixes
  -c alternative config file 
  --delete
  -d domain
  -f force 
  -h help
  -i ipadress
  -k keyname
  -n hostname
  -q quiet
  -s keysecret
  --showcfg 
  -t ttl
  -v verbose
- Auto-detect the machine's external ip address'
  Should work on OS X, Linux and Windows. 
  Should work with multiple interfaces.
  http://www.showmyip.com/simple eller skriva en egen.