Revert "Updated Related work, Method and Design."

This reverts commit 9bf21ade1784437a187acaa25690637b6407efdb.
Revert "More about method. References to Eclipse, EMF, Xtext."

This reverts commit 6bb35afa296a0f9b2ae6603a1cdf92da76ee49cd.
Revert "Introduction and Method was updated."

This reverts commit fd325d9b0de682cb999b47be94255f82efd1ad15.
Revert "Document: Structure was added. 2 references was added. Introduction was updated."

This reverts commit 147c2a526b079aa8f21c33384122325aae7013ae.
Manual merge needed, because I accidently deleted source from the xtext project during report commit.