Button-example-polish: updated alignment for refined Button example

Examples/Programmatic/Button/Button/ViewController.swift

@@ -32,7 +32,6 @@ import UIKit
 import Material
 
 struct ButtonLayout {
-    
     struct Flat {
         static let width: CGFloat = 120
         static let height: CGFloat = 36
@@ -73,7 +72,10 @@ class ViewController: UIViewController {
     private func prepareFlatButton() {
         let button = FlatButton(title: "Flat Button", titleColor: Color.blue.base)
         
-        view.layout(button).width(ButtonLayout.Flat.width).height(ButtonLayout.Flat.height).center(offsetY: ButtonLayout.Flat.offsetY)
+        view.layout(button)
+            .width(ButtonLayout.Flat.width)
+            .height(ButtonLayout.Flat.height)
+            .center(offsetY: ButtonLayout.Flat.offsetY)
     }
     
     private func prepareRaisedButton() {
@@ -81,19 +83,28 @@ class ViewController: UIViewController {
         button.pulseColor = Color.white
         button.backgroundColor = Color.blue.base
         
-        view.layout(button).width(ButtonLayout.Raised.width).height(ButtonLayout.Raised.height).center(offsetY: ButtonLayout.Raised.offsetY)
+        view.layout(button)
+            .width(ButtonLayout.Raised.width)
+            .height(ButtonLayout.Raised.height)
+            .center(offsetY: ButtonLayout.Raised.offsetY)
     }
     
     private func prepareFabButton() {
         let button = FabButton(image: Icon.cm.add, tintColor: Color.white)
         
-        view.layout(button).width(ButtonLayout.Fab.diameter).height(ButtonLayout.Fab.diameter).center()
+        view.layout(button)
+            .width(ButtonLayout.Fab.diameter)
+            .height(ButtonLayout.Fab.diameter)
+            .center()
     }
     
     private func prepareIconButton() {
         let button = IconButton(image: Icon.cm.search, tintColor: Color.blue.base)
         
-        view.layout(button).width(ButtonLayout.Icon.width).height(ButtonLayout.Icon.height).center(offsetY: ButtonLayout.Icon.offsetY)
+        view.layout(button)
+            .width(ButtonLayout.Icon.width)
+            .height(ButtonLayout.Icon.height)
+            .center(offsetY: ButtonLayout.Icon.offsetY)
     }
 }