Created new host discovery system

- now store host uuid and mac address
- use uuid to check for duplicate hosts
- try local and external IPs
- pair status is shown
- server status is shown
- validate host when manually adding

Limelight/Utility/Computer.h

@@ -1,19 +0,0 @@
-//
-//  Computer.h
-//  Limelight
-//
-//  Created by Diego Waxemberg on 10/14/14.
-//  Copyright (c) 2014 Limelight Stream. All rights reserved.
-//
-
-#import <Foundation/Foundation.h>
-
-@interface Computer : NSObject
-@property NSString* displayName;
-@property NSString* hostName;
-@property BOOL paired;
-
-- (id) initWithHost:(NSNetService*)host;
-- (id) initWithIp:(NSString*)host;
-
-@end

Limelight/Utility/Computer.m

@@ -1,47 +0,0 @@
-//
-//  Computer.m
-//  Limelight
-//
-//  Created by Diego Waxemberg on 10/14/14.
-//  Copyright (c) 2014 Limelight Stream. All rights reserved.
-//
-
-#import "Computer.h"
-
-@implementation Computer
-
-- (id) initWithHost:(NSNetService *)host {
-    self = [super init];
-    
-    self.hostName = [host hostName];
-    self.displayName = [host name];
-    
-    return self;
-}
-
-- (id) initWithIp:(NSString*)host {
-    self = [super init];
-    
-    self.hostName = host;
-    self.displayName = host;
-    
-    return self;
-}
-
-- (BOOL)isEqual:(id)object {
-    if ([object isKindOfClass:[Computer class]]) {
-        return [self.hostName isEqual:[object valueForKey:@"hostName"]];
-    } else {
-        return NO;
-    }
-}
-
-- (NSUInteger)hash {
-    NSUInteger prime = 31;
-    NSUInteger result = 1;
-    result = prime * result + (self.hostName == nil ? 0 : [self.hostName hash]);
-    
-    return result;
-}
-
-@end

Limelight/Utility/Utils.h

@@ -10,6 +10,14 @@
 
 @interface Utils : NSObject
 
+typedef NS_ENUM(int, PairState) {
+    PairStateUnknown,
+    PairStateUnpaired,
+    PairStatePaired
+};
+
+FOUNDATION_EXPORT NSString *const deviceName;
+
 + (NSData*) randomBytes:(NSInteger)length;
 + (NSString*) bytesToHex:(NSData*)data;
 + (NSData*) hexToBytes:(NSString*) hex;

Limelight/Utility/Utils.m

@@ -13,6 +13,7 @@
 #include <netdb.h>
 
 @implementation Utils
+NSString *const deviceName = @"roth";
 
 + (NSData*) randomBytes:(NSInteger)length {
     char* bytes = malloc(length);