[svn] Fix line continuation in Python strings.
[svn] Fix line continuation in Python strings.

erickt/pygments,spencerlyon2/pygments,tomstuart/pygments,spencerlyon2/pygments,erickt/pygments,tomstuart/pygments,erickt/pygments,tomstuart/pygments,erickt/pygments,tomstuart/pygments,erickt/pygments,tomstuart/pygments,tomstuart/pygments,tomstuart/pygments,tomstuart/pygments,spencerlyon2/pygments,tomstuart/pygments,spencerlyon2/pygments,erickt/pygments,spencerlyon2/pygments,tomstuart/pygments,spencerlyon2/pygments,erickt/pygments,spencerlyon2/pygments,erickt/pygments,tomstuart/pygments,spencerlyon2/pygments,spencerlyon2/pygments,erickt/pygments,tomstuart/pygments,tomstuart/pygments,spencerlyon2/pygments,spencerlyon2/pygments,spencerlyon2/pygments,spencerlyon2/pygments,spencerlyon2/pygments,erickt/pygments,spencerlyon2/pygments,erickt/pygments,erickt/pygments,spencerlyon2/pygments,tomstuart/pygments,spencerlyon2/pygments,tomstuart/pygments,spencerlyon2/pygments