== 0.0.5 / 2008-11-26 * 2 minor enhancements * Switched dependency on ActiveSupport out for the lighter-weight Extlib * Updated array_of to remove recursive flag and add support for extracting more than one kind of node == 0.0.4 / 2008-11-17 * 4 minor enhancements * Updated array traversal code to be recursive by default * Updated visitor code to use class instances instead of class-level methods for greater flexibility * Updated error handling to include parsing context in error message * Added clone method for deep copy of AST * Updated node building to set node parents for easier traversal of the AST == 0.0.1 / 2008-06-29 * 1 major enhancement * Birthday!