* packaging/macosx/Resources/script,

* packaging/macosx/Resources/script,
      packaging/macosx/Resources/bin/inkscape:

      Improve quoting of shell variables.

    * packaging/macosx/ScriptExec/ScriptExec.xcodeproj/project.pbxproj:

      Xcode 2 project file for the OS X launcher.  This will build a
      Universal version of the launcher by default.  The project files for
      different versions are named differently, so this will be picked up and
      used if the package builder has a sufficiently new version of Xcode.

    * packaging/macosx/ScriptExec/ScriptExec.xcode/sveinbjornt.pbxuser,
      packaging/macosx/ScriptExec/ScriptExec.xcode/voisine.pbxuser:

      Remove unnecessary user preference files.

    * Makefile.am:

      Update the Xcode project files included when creating releases.