Emit a warning if the tree_editor detects an incorrect MPTT structure. This usually shows up as items appearing in wrong places in the tree.
Emit a warning if the tree_editor detects an incorrect MPTT structure. This usually shows up as items appearing in wrong places in the tree.

matthiask/feincms2-content,mjl/feincms,nickburlett/feincms,nickburlett/feincms,michaelkuty/feincms,feincms/feincms,michaelkuty/feincms,joshuajonah/feincms,nickburlett/feincms,matthiask/django-content-editor,matthiask/django-content-editor,joshuajonah/feincms,matthiask/feincms2-content,matthiask/django-content-editor,joshuajonah/feincms,feincms/feincms,matthiask/django-content-editor,matthiask/feincms2-content,joshuajonah/feincms,michaelkuty/feincms,mjl/feincms,mjl/feincms,nickburlett/feincms,feincms/feincms,michaelkuty/feincms