Lead:  Liav Nadler 

Description

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• The column picker appears inside a dialog box named Set Columns, including Ok and Cancel buttons
• The dialog box contains two lists of items, named : Available Columns (on the left) and Selected Columns (on the right)
• Next to the selected columns title there is an indicator, showing the number of selected items out of the total number of items 
• Each list will contain a search bar
• If the number of items on a list is large enough to exceed its container, a scroll bar will appear

Order

• The selected columns list will contain show the list of currently displayed columns, in the same order as the original table
• The available columns list the items will be ordered alphabetically 

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