core bug fix: CollectionVersion to CollectionAttributeValues join insert threw mysql error if already existed
core bug fix: CollectionVersion to CollectionAttributeValues join insert threw mysql error if already existed

git-svn-id: 15bb71eaf589134a7157e233fb3ab3453d0ff094@1366 b0551a0c-1e16-4222-a7d5-975db1aca215

MichaelMaar/concrete5,matt9mg/concrete5,TimDix/concrete5,MichaelMaar/concrete5,avdevs/concrete5,avdevs/concrete5,TimDix/concrete5,MichaelMaar/concrete5,avdevs/concrete5,matt9mg/concrete5,TimDix/concrete5,matt9mg/concrete5