[svn] documented the behavior of the `in` operator for tokens in pygments 0.7
[svn] documented the behavior of the `in` operator for tokens in pygments 0.7

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