Language support - translation template (RSiena.pot) is newly created and Korean translation is removed. 

git-svn-id: svn://svn.r-forge.r-project.org/svnroot/rsiena@281 edb9625f-4e0d-4859-8d74-9fd3b1da38cb
Language support - Korean is added (0%). 

git-svn-id: svn://svn.r-forge.r-project.org/svnroot/rsiena@282 edb9625f-4e0d-4859-8d74-9fd3b1da38cb