* Fixed: Cannot add custom attributes in schematic view (WIP)
* Fixed: Treeview getting "stuck" in multi-pane mode when scrolled off and resized in certain ways
* Fixed: Schematic node text not in correct position before node is resized
* Some schematic skin improvements (WIP)
* Object groups are now not auto-closed in tree view if they were manually opened (through Max GUI or through right click-Open option)