fixed issue with apps duplicating in app list

Limelight/Network/AppListResponse.h

@@ -10,8 +10,6 @@
 
 @interface AppListResponse : NSObject <Response>
 
-@property Host* host;
-
 - (void)populateWithData:(NSData *)data;
 - (NSArray*) getAppList;
 - (BOOL) isStatusOk;

Limelight/Network/AppListResponse.m

@@ -14,7 +14,7 @@
 @implementation AppListResponse {
     NSMutableArray* _appList;
 }
-@synthesize data, statusCode, statusMessage, host;
+@synthesize data, statusCode, statusMessage;
 
 static const char* TAG_APP = "App";
 static const char* TAG_APP_TITLE = "AppTitle";
@@ -99,7 +99,6 @@ static const char* TAG_APP_IS_RUNNING = "IsRunning";
                 App* app = [dataMan createApp];
                 app.name = appName;
                 app.id = appId;
-                app.host = host;
                 app.isRunning = appIsRunning;
                 [_appList addObject:app];
             }

Limelight/Network/DiscoveryManager.m

@@ -125,7 +125,7 @@
                 [dataMan removeHost:host];
             }
         }
-        [dataMan saveHosts];
+        [dataMan saveData];
     });
 }