remove instances of shrink-to-fit=no (#2103)

closes #2102

Per my findings, the need for it as a default was rectified with the release of iOS 9.3, where the viewport no longer shrunk to accommodate overflow, as was introduced in iOS 9.

Author: scottaohara

dist/index.html

@@ -6,7 +6,7 @@
   <meta http-equiv="x-ua-compatible" content="ie=edge">
   <title></title>
   <meta name="description" content="">
-  <meta name="viewport" content="width=device-width, initial-scale=1, shrink-to-fit=no">
+  <meta name="viewport" content="width=device-width, initial-scale=1">
 
   <link rel="manifest" href="site.webmanifest">
   <link rel="apple-touch-icon" href="icon.png">

src/index.html

@@ -6,7 +6,7 @@
   <meta http-equiv="x-ua-compatible" content="ie=edge">
   <title></title>
   <meta name="description" content="">
-  <meta name="viewport" content="width=device-width, initial-scale=1, shrink-to-fit=no">
+  <meta name="viewport" content="width=device-width, initial-scale=1">
 
   <link rel="manifest" href="site.webmanifest">
   <link rel="apple-touch-icon" href="icon.png">