fixed a lot of jank. created a utils file and removed unused files

Limelight/Utils.h

@@ -0,0 +1,18 @@
+//
+//  Utils.h
+//  Limelight
+//
+//  Created by Diego Waxemberg on 10/20/14.
+//  Copyright (c) 2014 Limelight Stream. All rights reserved.
+//
+
+#import <Foundation/Foundation.h>
+
+@interface Utils : NSObject
+
++ (NSData*) randomBytes:(NSInteger)length;
++ (NSString*) bytesToHex:(NSData*)data;
++ (NSData*) hexToBytes:(NSString*) hex;
++ (int) resolveHost:(NSString*)host;
+
+@end