Refactor key bindings (AjaxManager compatibility fix)
Panel names should be unique (AjaxManager compatibility fix)

panel.Category -> panel.CreateCategory + panel.updateCategory
Destroy drop targets (AjaxManager compatibility fix)
Add missing Alt + ↑ keybinding to CreateCategory panel
Merge pull request #119 from danyaPostfactum/ajaxmanagerfixes

AjaxManager compatibility fixes