ui: Add Preference screen

- enter/exit animation
- switch between panels (general/audio/video/hooks)

Refs #66840

Change-Id: I10b823c5e13c6667f1303cd51e32531a375828ff
diff --git a/GeneralPrefsVC.mm b/GeneralPrefsVC.mm
new file mode 100644
index 0000000..fe8eaf4
--- /dev/null
+++ b/GeneralPrefsVC.mm
@@ -0,0 +1,22 @@
+//
+//  GeneralPrefsVC.m
+//  Ring
+//
+//  Created by Alexandre Lision on 2015-02-19.
+//
+//
+
+#import "GeneralPrefsVC.h"
+
+@interface GeneralPrefsVC ()
+
+@end
+
+@implementation GeneralPrefsVC
+
+- (void)viewDidLoad {
+    [super viewDidLoad];
+    // Do view setup here.
+}
+
+@end