indexable value for an object in PluginIndexes.common.UnIndex

  specific listening IP is configured for the HTTP server, do a
  socket lookup to show the current server's fully qualified name.

  which prevented renaming files and folders via FTP.

  exceptions encountered during path traversal.

installPackage doesn't do anything, without loading the OFS configure.zcml first. The ZopeLite layer doesn't know anything about ZCML, so we rather defer the setup to consumers.

Register OFS as a package and give it an initialize function. Moved registration of OFS classes there from Products.OFSP.

No longer create an `Extensions` folder in the standard instance skeleton. External methods will become entirely optional in Zope 2.14.