Jean-Philippe Lang 2b585407cb SortHelper refactoring:
* multiple columns sort feature (#2871)
* CSS classes instead of an image tag to reflect the state of the column
* examples fixed (#2945)

git-svn-id: svn+ssh://rubyforge.org/var/svn/redmine/trunk@2571 e93f8b46-1217-0410-a6f0-8f06a7374b81
2009-03-10 21:11:36 +00:00
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