* version 0.8.6
  - fixed wrong number of retries and timeouts from configure
  - fixed missing username in default mode
* version 0.8.5
  - seperated code into several files
  - introduced autoconf & automake
  - added option -o for sleeping between requests
  - added option -H to overwrite automatic hostname detection
  - ignores provisional responses in usrloc mode
  - added support for proxy authorization (407)
  - fixed missing port from uri in requests
  - number of retrys is configure option
  - maximum timeout value is configure option
