Allow whitespace in function signatures.
Allow whitespace in function signatures.

erickt/pygments,erickt/pygments,erickt/pygments,erickt/pygments,erickt/pygments,erickt/pygments,erickt/pygments,erickt/pygments,erickt/pygments,erickt/pygments,erickt/pygments,erickt/pygments