Amend README for version 2.4

ninjaprox · ninjaprox · commit 5cdcc68efa6e · 2016-04-08T18:39:19.000+07:00
diff --git a/README.md b/README.md
@@ -183,11 +183,6 @@ activityIndicatorView.type = .LineScale
 activityIndicatorView.color = UIColor.redColor()
 ```
 
-- Specify size
-```swift
-activityIndicatorView.size = CGSize(width: 100, height: 100)
-```
-
 Specify whether activity indicator view should hide once stopped
 
 ```swift
