Don't include sample images in update packages
[imp] [32983] Remove the double scrollbar at the batch modals, Fix #2844
[CodeStyle] Make Jenkins happy again
Merge pull request #3013 from mbabker/noImagesOnUpdate

Don't include sample images in update packages
Update data is a stdClass in JUpdate (Ref #2802)
Merge remote-tracking branch 'upstream/master' into cltitle