Log Message:
py-parsimonious: updated to 0.10.0

0.10.0
Fix infinite recursion in __eq__ in some cases. (FelisNivalis)
Improve error message in left-recursive rules. (lucaswiman)
Add support for range {min,max} repetition expressions (righthandabacus)
Fix bug in * and + for token grammars (lucaswiman)
Add support for grammars on bytestrings (lucaswiman)
Fix LazyReference resolution bug 134 (righthandabacus)
~15% speedup on benchmarks with a faster node cache (ethframe)

Warning

This release makes backward-incompatible changes:

Fix precedence of string literal modifiers u/r/b. This will break grammars with \ 
no spaces between a reference and a string literal. (lucaswiman)