bugfix setObjectbricks() - only set the value if it was not previously added - otherwise a mysql error will be thrown because the join table is not unique
bugfix setObjectbricks() - only set the value if it was not previously added - otherwise a mysql error will be thrown because the join table is not unique

e.g. caused a error
$list->setObjectbricks(array_merge($list->getObjectbricks(),$bricks));

git-svn-id: 68b7a25618b2252832030a39cdae4f88b9d509c5@1853 1f8fe7d8-47f0-464c-8d0a-336f4953ab05

daaquan/pimcore,yasarkunduz/pimcore,StephanWeinhold/pimcore,StephanWeinhold/pimcore,Ahmad-Hilali/pimcore,ChristianBre/pimcore,yasarkunduz/pimcore,h4rdc0m/pimcore,h4rdc0m/pimcore,h4rdc0m/pimcore,daaquan/pimcore,ChristianBre/pimcore,ChristianBre/pimcore,jnstr/pimcore,daaquan/pimcore,kanevbg/pimcore,Ahmad-Hilali/pimcore,yasarkunduz/pimcore,StephanWeinhold/pimcore,daaquan/pimcore,jnstr/pimcore,kanevbg/pimcore,Ahmad-Hilali/pimcore,h4rdc0m/pimcore,h4rdc0m/pimcore,Ahmad-Hilali/pimcore,kanevbg/pimcore,h4rdc0m/pimcore,yasarkunduz/pimcore,jnstr/pimcore,kanevbg/pimcore,StephanWeinhold/pimcore,yasarkunduz/pimcore,jnstr/pimcore,daaquan/pimcore,yasarkunduz/pimcore,ChristianBre/pimcore,daaquan/pimcore