docs: Fix simple typo, mexapixel -> megapixel

There is a small typo in dist/FileAPI.html5.js, dist/FileAPI.js.

Should read `megapixel` rather than `mexapixel`.

Author: timgates42

dist/FileAPI.html5.js

@@ -2440,7 +2440,7 @@
     loadImage.detectSubsampling = function (img) {
         var canvas,
             context;
-        if (img.width * img.height > 1024 * 1024) { // only consider mexapixel images
+        if (img.width * img.height > 1024 * 1024) { // only consider megapixel images
             canvas = document.createElement('canvas');
             canvas.width = canvas.height = 1;
             context = canvas.getContext('2d');
@@ -3610,4 +3610,4 @@
         }());
     }
 }(window, window.jQuery, FileAPI));
-if( typeof define === "function" && define.amd ){ define("FileAPI", [], function (){ return FileAPI; }); }
+if( typeof define === "function" && define.amd ){ define("FileAPI", [], function (){ return FileAPI; }); }

dist/FileAPI.js

@@ -2440,7 +2440,7 @@
     loadImage.detectSubsampling = function (img) {
         var canvas,
             context;
-        if (img.width * img.height > 1024 * 1024) { // only consider mexapixel images
+        if (img.width * img.height > 1024 * 1024) { // only consider megapixel images
             canvas = document.createElement('canvas');
             canvas.width = canvas.height = 1;
             context = canvas.getContext('2d');
@@ -4403,4 +4403,4 @@
         }());
     }
 }(window, window.jQuery, FileAPI));
-if( typeof define === "function" && define.amd ){ define("FileAPI", [], function (){ return FileAPI; }); }
+if( typeof define === "function" && define.amd ){ define("FileAPI", [], function (){ return FileAPI; }); }