### 0.2.0 / 2010-11-14 * Added {TDiff::Unordered}. ### 0.1.0 / 2010-11-13 * Initial release: * Provides the {TDiff} mixin. * Allows custom node equality and traversal logic by overriding the {TDiff#tdiff_equal} and {TDiff#tdiff_each_child} methods. * Implements the [Longest Common Subsequence (LCS)](http://en.wikipedia.org/wiki/Longest_common_subsequence_problem).