Corrected error in the Introduction. Should have read "especially use…

…ful when migrating JavaScript projects to CoffeeScript." instead of "especially useful when migration JavaScript projects to CoffeeScript."

coffeescript/01_introduction.html

@@ -47,7 +47,7 @@ <h2>Initial setup</h2>
 
 <p>One of the easiest ways to initially play around with the library is to use it right inside the browser. Navigate to <a href="http://coffeescript.org">http://coffeescript.org</a> and click on the <em>Try CoffeeScript</em> tab. The site uses a browser version of the CoffeeScript compiler, converting any CoffeeScript typed inside the left panel to JavaScript in the right panel.</p>
 
-<p>You can also convert JavaScript back to CoffeeScript using the <a href="http://js2coffee.org/">js2coffee</a> project, especially useful when migration JavaScript projects to CoffeeScript.</p>
+<p>You can also convert JavaScript back to CoffeeScript using the <a href="http://js2coffee.org/">js2coffee</a> project, especially useful when migrating JavaScript projects to CoffeeScript.</p>
 
 <p>In fact, you can use the browser-based CoffeeScript compiler yourself, by including <a href="http://jashkenas.github.com/coffee-script/extras/coffee-script.js">this script</a> in a page, marking up any CoffeeScript script tags with the correct <code>type</code>.</p>