Update README.md

Author: nuclearace

README.md

@@ -57,6 +57,7 @@ SocketIOClient* socket = [[SocketIOClient alloc] initWithSocketURL:@"localhost:8
 Requires Swift 2/Xcode 7
 
 If you need Swift 1.2/Xcode 6.3/4 use v2.4.5 (Pre-Swift 2 support is no longer maintained)
+
 If you need Swift 1.1/Xcode 6.2 use v1.5.2. (Pre-Swift 1.2 support is no longer maintained)
 
 Carthage