small tweaks

ChangeLog

@@ -7,17 +7,17 @@ started internally but it was never advertised as a release.
 There have been so many changes since 0.1 that we have lost track of many of
 them. Below is a *partial* list of changes since 0.1.
 
- * GPU code using NVIDIA's CUDA framework is no now generated for many Ops.
+ * GPU code using NVIDIA's CUDA framework is now generated for many Ops.
  * Some interface changes since 0.1:
      * A new "shared variable" system to allow reusing memory space between
        Theano functions.
          * A new memory contract has been formally written for Theano,
-           for people that want to minimize memory copies.
+           for people who want to minimize memory copies.
      * The old module system has been deprecated.
      * By default, inputs to a Theano function will not be silently
-       downcast (e.g. from float64 to float32).
+       downcasted (e.g. from float64 to float32).
      * An error is now raised when using the result of logical operation on
-       Theano variable in an 'if' (i.e. an implicit call to __nonzeros__)
+       Theano variable in an 'if' (i.e. an implicit call to __nonzeros__).
      * An error is now raised when we receive a non-aligned ndarray as
        input to a function (this is not supported).
      * An error is raised when the list of dimensions passed to
@@ -31,7 +31,7 @@ them. Below is a *partial* list of changes since 0.1.
        tensor to make it a scalar).
      * Added support for "erf" and "erfc" functions.
  * The current default value of the parameter axis of theano.{max,min,
-   argmax,argmin,max_and_argmax} is deprecated, with the NumPy defaults
-   (operation over the entire tensor) instead.
- * Theano is now available from PyPI and installable by "easy_install" or
-   "pip" tools.
+   argmax,argmin,max_and_argmax} is deprecated. We now use the default NumPy
+   behavior of operating on the entire tensor.
+ * Theano is now available from PyPI and installable through "easy_install" or
+   "pip".