add license notes

LICENSE

@@ -0,0 +1,22 @@
+(The MIT License)
+
+Copyright (c) 2012 Shinichi Tomita <shinichi.tomita@gmail.com>;
+
+Permission is hereby granted, free of charge, to any person obtaining
+a copy of this software and associated documentation files (the
+'Software'), to deal in the Software without restriction, including
+without limitation the rights to use, copy, modify, merge, publish,
+distribute, sublicense, and/or sell copies of the Software, and to
+permit persons to whom the Software is furnished to do so, subject to
+the following conditions:
+
+The above copyright notice and this permission notice shall be
+included in all copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED 'AS IS', WITHOUT WARRANTY OF ANY KIND,
+EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
+IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
+CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
+TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
+SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.

src/megapix-image.js

@@ -4,6 +4,9 @@
  * Fixes iOS6 Safari's image file rendering issue for large size image (over mega-pixel),
  * which causes unexpected subsampling when drawing it in canvas.
  * By using this library, you can safely render the image with proper stretching.
+ *
+ * Copyright (c) 2012 Shinichi Tomita <shinichi.tomita@gmail.com>
+ * Released under the MIT license
  */
 (function() {