- slightly more correct and efficient whitespace detection
- fixed the broken string decoding
- added some meta-data and bumped to 0.5.3
Added some more debugging tools

 - "profile(parser)" creates a parser that prints 
   a detailed profile (count and time)

 - "progress(parser)" creates a parser that prints
   the progress through the input
the existing Dart tests pass - include them in all_test
Add hop_runner
hop: test_dart