Move update/frameRate to Window and flatten Application convenience callbacks to fire only from the primary window

templates/haxe/ApplicationMain.hx

@@ -17,7 +17,6 @@ package;
 			build: "::meta.buildNumber::",
 			company: "::meta.company::",
 			file: "::APP_FILE::",
-			fps: ::WIN_FPS::,
 			name: "::meta.title::",
 			orientation: "::WIN_ORIENTATION::",
 			packageName: "::meta.packageName::",
@@ -33,6 +32,7 @@ package;
 					colorDepth: ::colorDepth::,
 					depthBuffer: ::depthBuffer::,
 					display: ::display::,
+					fps: ::fps::,
 					fullscreen: ::fullscreen::,
 					hardware: ::hardware::,
 					height: ::height::,