fixed parameter order in sly_Util_Category

--HG--
branch : 0.9
do not change method parameters for the previous fix, instead change the functions args which is calling wrong

--HG--
branch : 0.9
Merged in mediastuttgart/sallycms-core/0.9 (pull request #3)

fixed parameter order in sly_Util_Category

--HG--
branch : 0.9