Log Message:
Update rdesktop to 1.7.0.

This fixes some important bugs and is therefore recommended for all users.

Key changes:

   * Security: Directory traversal vulnerability with disk redirection (disallow \ 
/.. requests)
   * New maintainer: Peter Åstrand <astrand@...>
   * Brush cache support
   * Removed the hardcoded limit of the username length
   * Increased domain name length to 255 chars
   * Improved compatibility with PulseAudio/padsp
   * Cleaned up and documented the return values
   * Keyboard fix: avoid stuck keys in certain cases
   * Support for new pointers
   * License has been changed to GPLv3
   * EWMH fixes for 64-bit machines
   * RandR support: automatically resize session if using relative screen size
   * Improved support for Windows 2008 Session Broker
   * Japanese keyboard map has been improved
   * New keyboard map: fr-bepo
   * Many stability fixes regarding smart card redirection
   * Windows 2008 R2 / 7: Fix sound playback when not using other redirections
   * Windows 2008 R2 / 7: Solve disk redirection read-only issues
   * Windows 2008 R2 / 7: Solve issue with recursive deletion
   * Avoid exit when printing, if lpr command terminates early