TA 7.592

Fixed: Frame close shortcut ALT + E closes all opened frame at once
Fixed: Frame close shortcut ALT + E closes the last frame on the stack
French translation fixed by @Gedo789. Thanks man !
Fixed: Memory leak container elements pushing NULL on frame close with [X]
Fixed: Close shortcut for frames stored in ITEM_VGUI elements
Fixed: Run-time error regarding the DSV list export manager
Fixed: Scoping of file names in the DSV related folder sNam -> sCur
Removed: Extra revision sym exported to the DSV list
Updated: DSV is deleted first and list view is cleared second
Added: External pluggable database manipulation panel
Added: Server-side piece context menu values are sent to client
Added: Icons for the context menu and tables
Added: Icons format and hashing