* location tree fixes
validate if child present while deleting, filter lists down only group enabled node
* department tree fixes
Adding child fix if added from rootnode with company filter applied. Rename consistency added. Validation added in on_trash
* Company tree fix
Check if child exist while deleting a node validation added.
* Supplier Group tree fixes
on_trash validation added if child node present
* Cost Center tree fixes
Adding child to root node throws error because parent_cost_center picks up root name