- update to 1.9.3
      - drop patch for CVE-2011-1530, incorporated upstream
      - drop patch for #756139, incorporated into 1.9 as RT#7007
    - when removing -workstation, remove our files from the info index while
      the file is still there, in %%preun, rather than %%postun, and use the
      compressed file's name (#801035)