Update to pre-release 6.5.5-rc3-0-g254e848
    
        - Update to pre-release version 6.5.5-rc3-0-g254e848
        - Update Release field accordingly.
        - Remove reference to the previous patch.  According to upstream that
          issue should be solved by a folderfilter that filters out empty
          directory names.
        - Update %%setup directive in %%prep section to reflect the new naming
          scheme of the package source directory name.
        - Update html files references.
        - Update the *.egg-info file name reference.