Fixed double-loading when expand-on-select in jstree
Fix rename of P/D/I updates jsTree node name
jsTree up/down hotkeys deselect_all() then select_node()
Handle left & right jsTree hotkeys
Slight readability improvement to hotkeys
Handle renaming with identical nodes in jstree
Added comment on renaming nodes in jstree on change
Handle all the possible exceptions in REST API and return appropriate HTTP Response Codes
Minor PEP8 corrections
Fix area select
Fix thumbnail selection sync after filtering