little issues: update urls; Function0 is a thing that exists

README.md

@@ -12,6 +12,6 @@ For development, you'll also need to install [RedCloth](http://redcloth.org/).
 
 Then `make serve` will launch `jekyll` in serving mode: a web server will be launched on port 4000, and changing files will automatically rebuild the site.
 
-To publish to http://twitter.github.com/scala_school :
+To publish to http://twitter.github.io/scala_school :
 
 	$ make publish

web/basics2.textile

@@ -99,7 +99,7 @@ scala> addOne(1)
 res2: Int = 2
 </pre>
 
-There is Function1 through 22.  Why 22?  It's an arbitrary magic number.  I've never needed a function with more than 22 arguments so it seems to work out.
+There is Function0 through 22.  Why 22?  It's an arbitrary magic number.  I've never needed a function with more than 22 arguments so it seems to work out.
 
 The syntactic sugar of apply helps unify the duality of object and functional programming.  You can pass classes around and use them as functions and functions are just instances of classes under the covers.
 

web/sbt.textile

@@ -29,7 +29,7 @@ h2. Why SBT?
 
 h2. Getting Started
 
-* Download the jar:http://code.google.com/p/simple-build-tool/downloads/list
+* "Download the jar":http://www.scala-sbt.org/release/docs/Getting-Started/Setup.html
 * Create an sbt shell script that calls the jar, e.g.
 
 <pre>