[title] revise viewport metatag with width=320
[issue#] TDIS-7445
[problem] Some web sample applications have a small font display on IA HD device which has 960 vieewport width
[solve] revise viewport metatag width with width=320
Change-Id: Id861f3085d3d9bb329d51345d93afa71912b07ec
<html>
<head>
<meta charset="utf-8" />
- <meta name="viewport" content="width=device-width, user-scalable=no">
+ <meta name="viewport" content="width=320, user-scalable=no">
<meta name="description" content="Device Orientation - Devicemotion Event"/>
<title>Device Orientation - Device Motion Capture</title>