Review of std.net.isemail part 3

[Jacob Carlborg]

I've now fixed the comments made by Andrei.

I've kept the Token struct with the enum because I got errors otherwise 
when I tried to use a token with functions in std.algorithms.

Github: https://github.com/jacob-carlborg/phobos/tree/isemail
Documentation: http://dl.dropbox.com/u/18386187/isemail.html

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/Jacob Carlborg