Replaced the network list with Obj-C

ZeroTier One/ShowNetworksViewController.h

@@ -0,0 +1,26 @@
+//
+//  ShowNetworksViewController.h
+//  ZeroTier One
+//
+//  Created by Grant Limberg on 8/7/16.
+//  Copyright © 2016 ZeroTier, Inc. All rights reserved.
+//
+
+#import <Cocoa/Cocoa.h>
+
+@class NetworkMonitor;
+@class Network;
+
+@interface ShowNetworksViewController : NSViewController<NSTableViewDelegate, NSTableViewDataSource>
+
+@property (nonatomic) NSArray<Network*> *networkList;
+@property (nonatomic) NetworkMonitor *netMonitor;
+@property (nonatomic) BOOL visible;
+
+@property (weak, nonatomic) IBOutlet NSTableView *tableView;
+
+- (void)deleteNetworkFromList:(NSString*)nwid;
+- (void)setNetworks:(NSArray<Network*>*)list;
+
+
+@end