Fixed spelling error

jsx/other/GenerateAccountModalButton.js

@@ -79,7 +79,7 @@ module.exports = GenerateAccountModalButton = React.createClass({
           )
         }else{
           showAvailable = (
-            <p>{this.state.username + " is allready taken"}</p>
+            <p>{this.state.username + " is already taken"}</p>
           )
         }
 
@@ -117,4 +117,4 @@ module.exports = GenerateAccountModalButton = React.createClass({
         </Button>
     );
   }
-});
+});