EXP-1554 FIXED (Selecting More Info for more than one Classified section in...

EXP-1554 FIXED (Selecting More Info for more than one Classified section in Search floater, breaks the navigation history in Picks Floater)

- For each classified info create a new instance of LLPanelClassifiedInfo
- Added destructor for LLPanelProfile::ChildStack to avoid memory leak