Fix TAG_Byte_Array's setValue and dataType member functions
Fix TAG_Byte_Array's setValue and dataType member functions

ahh2131/mchisel,mcedit/pymclevel,codewarrior0/pymclevel,mcedit/pymclevel,ahh2131/mchisel,arruda/pymclevel,arruda/pymclevel,codewarrior0/pymclevel