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Preserve the first comment line from the input grammar to the output …
…(for the magic comment)
Consolidate polyglot support into treetop/polyglot
Removed extra treetop require
Marked multibyte test pending for 1.8.6
tt command line revamped, will not overwrite non-tt output file
Added patch from Bryan Larsen to allow the "do" keyword after
"grammar" and "rule", to make ruby-based syntax-aware editors
Got rid of old SVN tags and trunk dirs and moved everything to root.