- Rotation of Tawn Copula in LL_mod2 corrected
- replaced occurences of LL_mod by LL_mod2 and swaped the arguments for u and v

git-svn-id: svn://svn.r-forge.r-project.org/svnroot/vinecopula@50 edb9625f-4e0d-4859-8d74-9fd3b1da38cb