now remove host from database when the user removes it

Limelight/Database/DataManager.h

@@ -20,5 +20,6 @@
 - (NSArray*) retrieveHosts;
 - (void) saveHosts;
 - (Host*) createHost;
+- (void) removeHost:(Host*)host;
 
 @end

Limelight/Database/DataManager.m

@@ -51,6 +51,10 @@
     return host;
 }
 
+- (void) removeHost:(Host*)host {
+    [[self.appDelegate managedObjectContext] deleteObject:host];
+}
+
 - (void) saveHosts {
     NSError* error;
     if (![[self.appDelegate managedObjectContext] save:&error]) {

Limelight/ViewControllers/MainFrameViewController.m

@@ -124,6 +124,8 @@ static StreamConfiguration* streamConfig;
     [longClickAlert addAction:[UIAlertAction actionWithTitle:@"Remove Host" style:UIAlertActionStyleDestructive handler:^(UIAlertAction* action) {
         [hostList removeObject:host];
         [_discMan removeHostFromDiscovery:host];
+        DataManager* dataMan = [[DataManager alloc] init];
+        [dataMan removeHost:host];
     }]];
     [longClickAlert addAction:[UIAlertAction actionWithTitle:@"Cancel" style:UIAlertActionStyleCancel handler:nil]];
     [self presentViewController:longClickAlert animated:YES completion:^{