[Piuparts-devel] pull: for-holger

[Andreas Beckmann]

Andreas Beckmann (9):
      reword some changelog entries
      p-s: retry sections with higher precedence more often
      p-m: store packages_url in a temporary variable
      p: don't install the new packages twice
      p: prepare for doing the last distupgrade step differently
      p: move around install_packages_by_name()
      p: add a few checks for broken symlinks and running processes
      p-s: use temporary variables for package name and version
      p-r: don't hardcode section names

another collection of small misc changes, preparing for some bigger ones