Updated index.html for iPhone friendliness...

Initial Scale will ensure that there isn't any weird zoomed-out issues.

Also, updated charset to UTF-8 - it just seemed wrong to not be this...
Updated width statement for .teaser to be friendly to iPhone views

Updated width: 558px; to max-width: 558px; - this allows the container to work better within a constrained viewport (mobile device).
Merge pull request #2 from amasses/patch-1

Mobile device UI fixes