Merge pull request #2 from GerHobbelt/master

mutiple fixes and two features: comments=documentation in the generated lexer + 'backtracking' lexer power
0.2.0
Enabled strict mode for the regexp-lexer, and removed a couple of redundant delete lines which violated strict mode.
Merge pull request #5 from bramp/use-strict

Fixes #4 Enabled strict mode for the regexp-lexer, and removed a couple of redund...
0.2.1
Merge remote-tracking branch 'remotes/zaach-original/master'