anchor.diff:  %%====================================================================
   %% Internal functions
   %%====================================================================
  +
   %%--------------------------------------------------------------------
   %% @private
   %% @doc Return the directory that contains the .rel, .boot, and .script files. 
   %% @end 
   %%--------------------------------------------------------------------
   rel_file_base_dir(ReleasePackagePath, RelVsn) ->
  -    lists:flatten([ReleasePackagePath, "/releases/", RelVsn]).
  +    filename:join([ReleasePackagePath, "releases", RelVsn]).
       
  
positive.code: %% API
  -export([
  	 package_dir_path/3,
  	 release_package_control_file_path/1,
  	 release_package_rel_file_path/3,
  	 release_package_app_package_path/3,
  
negative.code: %% @end 
  %%--------------------------------------------------------------------
  release_package_app_package_path(ReleasePackagePath, AppName, AppVsn) ->
      filename:join([ReleasePackagePath, "lib", AppName ++ "-" ++ AppVsn]).
  
  %%--------------------------------------------------------------------
  %% @doc Return the path to the directory that contains the releases libraries.
  %% @spec release_package_library_path(ReleasePackagePath) -> string()
  %% @end 
  %%--------------------------------------------------------------------
  release_package_library_path(ReleasePackagePath) ->
      filename:join([ReleasePackagePath, "lib"]).
  
  %%--------------------------------------------------------------------
  %% @doc Return the path to an app package within a release package.
  