Create an AdminLTE2 controlbar menu item

Create an AdminLTE2 controlbar menu item

controlbarItem(title, ..., value = title, icon = NULL)

Arguments

title	Display title for tab
...	UI elements to include within the tab
value	The value that should be sent when tabsetPanel reports that this tab is selected. If omitted and tabsetPanel has an id, then the title will be used.
icon	Optional icon to appear on the tab. This attribute is only valid when using a tabPanel within a navbarPage().