Added Copy/Paste Properties For Groups

Added Copy/Paste Properties For Categories

Fixed SubGroup Not Showing PopupMenu

Disables popmenu on unchecked groups

Format code

Changed _collect_properties for EditorInspectorCategory and EditorInspectorSection

Fixed coding style

Fixes copy/paste for EditorInspectorArray

Fixes check for EditorInspectorArray

Fixes empty paste null reference + Allow to copy/paste group using hierarchy

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Co-authored-by: A Thousand Ships <96648715+AThousandShips@users.noreply.github.com>
Co-authored-by: Tomasz Chabora <kobewi4e@gmail.com>

Prevents modification of copied properties

Adds copy/paste icons to theme

Apply suggestions + Cache icons for editor section

Fixes category property copy/paste issues

Handle MultiNodeEdit paste for group/category

Handle EditorDebuggerRemoteObjects paste for category

Author: Raftatul