[nem-en] change to MainParser

[Ivan Lakhturov]

> If open VS Integration project - 
> Nemerle.VSIP\Nemerle.Compiler.Utils\Nemerle.Compiler.Utils.nproj) under VS
> Integration in lines 243, 286 of 
> http://nemerle.org/svn/vs-plugin/trunk/Nemerle.Compiler.Utils/Nemerle.Comple
> tion2/CodeModel/Checker.n
> you will see errors.

> It's phantoms. Please, help fix it.

Hey! It's not mine! :)))))))))))))

Regards, phantom