* UpdateManager/UpdateManager.py:
  - set heading for the release-upgrader download window
* DistUpgrade/DistUpgradeController.py:
  - force lts for lucid cdrom upgrades
* AutoUpgradeTester/profile/:
  - fix missing BaseMetaPackages
* AutoUpgradeTester/UpgradeTestBackendQemu.py:
  - fix AddRepo code
* DistUpgrade/DistUpgradeConfigParser.py:
  - fix getWithDefault() to use the correct get{int,float,boolean}
    function based on the type of the default (LP: #465619)
    Thanks to Brian Murray for spotting this bug
* DistUpgrade/DistUpgradeController.py:
  - fix typo (LP: #470011)
* updated for karmic->lucid upgrades and hardy->lucid upgrades
* UpdateManager/Core/utils.py::
  - fix url_downloadable() when a proxy needs to be used
    (LP: #446552)