cleanup...

Signed-off-by: Alex A. Naanou <alex.nanou@gmail.com>

ui (gen4)/features/history.js

@@ -739,7 +739,7 @@ var URLHistoryUIActions = actions.Actions({
 							['<span class="show-on-hover">&#8599;</span>', 
 								function(p){ dialog.browsePath(p) }],
 							// XXX should the normal items have a "to top" button???
-							'TO_TOP',
+							['&diams;', 'TO_TOP'],
 							'PIN',
 							'REMOVE',
 						],

ui (gen4)/features/ui-widgets.js

@@ -1721,10 +1721,6 @@ var WidgetTestActions = actions.Actions({
 				make.EditablePinnedList(letters, pins, { 
 					list_id: 'letters',
 					//pins_sortable: false,
-					buttons: [
-						'UP',
-						'TO_BOTTOM',
-					],
 				})
 
 				// NOTE: the dialog's .parent is not yet set at this point...

ui (gen4)/lib/widget/browse.js

@@ -597,9 +597,11 @@ function(data, options){
 // 			//		will get removed.
 // 			// NOTE: if button is enabled but no placeholder is preset
 // 			//		it will be appended to the button list.
+// 			// NOTE: special buttons can be set in one of two formats, 
+// 			//		see UP for an example...
 // 			//
 // 			// Up...
-// 			'UP',
+// 			'UP' | ['html', 'UP'],
 // 			// Down...
 // 			'DOWN',
 // 			// Move to top...
@@ -607,7 +609,7 @@ function(data, options){
 // 			// Move to bottom...
 // 			'TO_BOTTOM'
 // 			// Remove item...
-// 			'REMOVE'
+// 			'REMOVE',
 //
 // 			// See: itemButtons doc in browse.js for more info...
 // 			..