Release Name: 1.1.7

Notes:
ruby2ruby provides a means of generating pure ruby code easily from
ParseTree's Sexps. This makes making dynamic language processors much
easier in ruby than ever before.


Changes:
=== 1.1.7 / 2007-08-21

* 2 major enhancements:
  * Switched to ParseTree's UnifiedRuby... much much cleaner now!
  * Made test_ruby2ruby MUCH more rigorous with circular testing.
* 5 minor enhancements:
  * Add r2r_show command like parse_tree_show.
  * Add parens for :block nodes as appropriate. May be overzealous.
  * Make SexpAny work with #==.
  * Removed calls to processor_stack / caller in favor of self.context.
  * Some style differences, eschew rescue.
* 6 bug fixes:
  * Fix R2R bug with masgn/argscat.
  * Fixed a bug with new resbody unification.
  * Fixes for changes to pt_testcase.
  * Fixes the rest of the tests under strict sexp checking.
  * Fixed some circular bugs, mostly by hacking them out, wrt operator precidence.
  * Fixed trinary operator.