added helper title and detail properties to Toolbar

Sources/iOS/Toolbar.swift

@@ -33,10 +33,34 @@ import UIKit
 fileprivate var ToolbarContext: UInt8 = 0
 
 open class Toolbar: Bar {
+    /// A convenience property to set the titleLabel.text.
+    @IBInspectable
+    open var title: String? {
+        get {
+            return titleLabel.text
+        }
+        set(value) {
+            titleLabel.text = value
+            layoutSubviews()
+        }
+    }
+    
 	/// Title label.
     @IBInspectable
     open let titleLabel = UILabel()
     
+    /// A convenience property to set the detailLabel.text.
+    @IBInspectable
+    open var detail: String? {
+        get {
+            return detailLabel.text
+        }
+        set(value) {
+            detailLabel.text = value
+            layoutSubviews()
+        }
+    }
+    
 	/// Detail label.
     @IBInspectable
     open let detailLabel = UILabel()