NXP-15536: move the slideshow content view action to nuxeo-platform-imaging-dm
NXP-15599: use javax.servlet-api
Revert "NXP-15599: use javax.servlet-api"

This reverts commit b5d8726af4427946bdde90bbad10aeb0bcd9dbc4.
NXP-14045: disallow negative ACLs at the API level
NXP-15594: add non-regression test for NPE when exporting widget with subwidget references
NXP-15595: make sure layouts json export generates default row names
NXP-15596: format
NXP-15596: add missing column names, kept in sync ith old column names from search_listing_ajax layout