Generators support with ES5 emulation via regenerator
a couple of simple tests
fixed typo on help message
removed console.log
fix regenerator runtime resolution
make test more explicit
fixed modeline parser
fix(?) Expr.copy by replicating any anotations set
setting options on compiler instance shouldn't leak to the module
some fixes to the functional tests runner
more complex tests for generators
implemented `yield from` as a dependant keyword
meta.copy utility to create shallow copies
improve functional test running performance
Merge pull request #27 from drslump/generators

Generators