Update template project for a new application

Use an application controller instead of embedding a window with a custom view in the nib.

Applications/NewApplication/src/ApplicationController.h

@@ -0,0 +1,2 @@
+@interface ApplicationController : NSObject
+@end

Applications/NewApplication/src/ApplicationController.mm

@@ -0,0 +1,22 @@
+#import "ApplicationController.h"
+
+@interface ApplicationController () <NSApplicationDelegate, NSWindowDelegate>
+@property (nonatomic) NSWindow* window;
+@end
+
+@implementation ApplicationController
+- (void)applicationDidFinishLaunching:(NSNotification*)aNotification
+{
+	_window = [[NSWindow alloc] initWithContentRect:NSMakeRect(0, 0, 400, 400) styleMask:(NSTitledWindowMask|NSResizableWindowMask|NSClosableWindowMask|NSMiniaturizableWindowMask) backing:NSBackingStoreBuffered defer:NO];
+	_window.releasedWhenClosed = NO;
+	_window.delegate           = self;
+	_window.title              = @"New Application";
+	[_window center];
+	[_window makeKeyAndOrderFront:self];
+}
+
+- (void)windowWillClose:(NSNotification*)aNotification
+{
+	[NSApp terminate:self];
+}
+@end

Applications/NewApplication/src/MyView.h

@@ -1,4 +0,0 @@
-@interface MyView : NSView
-{
-}
-@end

Applications/NewApplication/src/MyView.mm

@@ -1,8 +0,0 @@
-#import "MyView.h"
-
-@implementation MyView
-- (void)drawRect:(NSRect)aRect
-{
-	NSEraseRect(aRect);
-}
-@end