Remove constructor base() redundancies

OpenRA.Mods.RA/AI/RushFuzzy.cs

@@ -12,7 +12,7 @@ namespace OpenRA.Mods.RA.AI
 {
 	class RushFuzzy : AttackOrFleeFuzzy
 	{
-		public RushFuzzy() : base() { }
+		public RushFuzzy() { }
 
 		protected override void AddingRulesForNormalOwnHealth()
 		{

OpenRA.Mods.RA/Widgets/ColorMixerWidget.cs

@@ -35,7 +35,7 @@ namespace OpenRA.Mods.RA.Widgets
 		Thread workerThread;
 		bool workerAlive;
 
-		public ColorMixerWidget() : base() {}
+		public ColorMixerWidget() {}
 		public ColorMixerWidget(ColorMixerWidget other)
 			: base(other)
 		{

OpenRA.Mods.RA/Widgets/ColorPreviewManagerWidget.cs

@@ -31,7 +31,6 @@ namespace OpenRA.Mods.RA.Widgets
 
 		[ObjectCreator.UseCtor]
 		public ColorPreviewManagerWidget(WorldRenderer worldRenderer)
-			: base()
 		{
 			this.worldRenderer = worldRenderer;
 		}

OpenRA.Mods.RA/Widgets/HueSliderWidget.cs

@@ -22,7 +22,7 @@ namespace OpenRA.Mods.RA.Widgets
 		Bitmap hueBitmap;
 		Sprite hueSprite;
 
-		public HueSliderWidget() : base() {}
+		public HueSliderWidget() {}
 		public HueSliderWidget(HueSliderWidget other) : base(other) {}
 
 		public override void Initialize(WidgetArgs args)

OpenRA.Mods.RA/Widgets/ObserverProductionIconsWidget.cs

@@ -27,7 +27,6 @@ namespace OpenRA.Mods.RA.Widgets
 
 		[ObjectCreator.UseCtor]
 		public ObserverProductionIconsWidget(World world, WorldRenderer worldRenderer)
-			: base()
 		{
 			this.world = world;
 			this.worldRenderer = worldRenderer;

OpenRA.Mods.RA/Widgets/ObserverSupportPowerIconsWidget.cs

@@ -27,7 +27,6 @@ namespace OpenRA.Mods.RA.Widgets
 
 		[ObjectCreator.UseCtor]
 		public ObserverSupportPowerIconsWidget(World world, WorldRenderer worldRenderer)
-			: base()
 		{
 
 			this.world = world;

OpenRA.Mods.RA/Widgets/SlidingContainerWidget.cs

@@ -29,7 +29,7 @@ namespace OpenRA.Mods.RA.Widgets
 		int2 offset;
 		int frame;
 
-		public SlidingContainerWidget() : base() { }
+		public SlidingContainerWidget() { }
 		public override void Initialize(WidgetArgs args)
 		{
 			base.Initialize(args);