SKE-43 Fixed exception on creating the Blog
SKE-43
Fixed exception on creating the Blog

git-svn-id: 20418c87ed1402b21fd364c4015379761d5a9ad4@4032 d4d025b9-7bfe-4295-b4c0-7365c5b8ee40

xwiki-labs/sankoreorg,xwiki-contrib/sankoreorg,xwiki-labs/sankoreorg,xwiki-contrib/sankoreorg,xwiki-labs/sankoreorg,xwiki-contrib/sankoreorg