Basic documentation fixes

doc/NEWS.txt

@@ -8,7 +8,7 @@ Release Notes
 Theano 0.1
 ==========
 
-*Release date: 2009-04-01*
+*Release date: 2009-04-02*
 
 What works
 ----------

doc/advanced_tutorial/ctype.txt

@@ -42,7 +42,7 @@ What needs to be defined
 
 In order to be C-compatible, a Type must define several additional
 methods, which all start with the ``c_`` prefix. The complete list can
-be found in the documentation for :api:`gof.Type`. Here, we'll focus on
+be found in the documentation for :api:`gof.type.Type`. Here, we'll focus on
 the most important ones:
 
 

doc/advanced_tutorial/graphstructures.txt

@@ -146,7 +146,7 @@ Automatic wrapping
 
 All nodes in the graph must be instances of ``Apply`` or ``Result``, but
 ``<Op subclass>.make_node()`` typically wraps constants to satisfy those
-constraints. For example, the :api:`tensor.add <theano.tensor.add>`
+constraints. For example, the :api:`tensor.add <theano.tensor.basic.add>`
 Op instance is written so that:
 
 .. code-block:: python