Update readme.

README.md

@@ -1,21 +1,7 @@
-# Isla.js
+# islalanguage.org
 
 * by mary rose cook
 * http://maryrosecook.com
 * maryrosecook@maryrosecook.com
 
-An interpreter for Isla in JavaScript.
-
-## Run the tests
-
-Install Node.js and npm.
-
-Install the node dependencies
-
-    $ cd path/to/islajs
-    $ npm install
-
-Run the tests
-
-    $ cd path/to/islajs
-    $ node_modules/jasmine-node/bin/jasmine-node spec/
+The main Isla website.  Includes some interactive coding demos.