DOC: update python and library dependencies

We depend on Python 2.6 and pydicom 0.9.7.

doc/source/devel/make_release.rst

@@ -69,6 +69,10 @@ Release checklist
 
   becase this will be the output used by pypi_
 
+* Check the dependencies listed in ``nibabel/info.py`` (e.g.
+  ``NUMPY_MIN_VERSION``) and in ``doc/source/installation.rst``.  They should at
+  least match. Do they still hold?
+
 * Do a final check on the `nipy buildbot`_
 
 * If you have travis-ci_ building set up you might want to push the code in it's

doc/source/installation.rst

@@ -70,10 +70,10 @@ NiBabel from source.
 Requirements
 ------------
 
-*  Python_ 2.5 or greater
+*  Python_ 2.6 or greater
 *  NumPy_ 1.2 or greater
 *  SciPy_ (for full SPM-ANALYZE support)
-*  PyDICOM_ 0.9.5 or greater (for DICOM support)
+*  PyDICOM_ 0.9.7 or greater (for DICOM support)
 *  `Python Imaging Library`_ (for PNG conversion in DICOMFS)
 *  nose_ 0.11 or greater (to run the tests)
 *  sphinx_ (to build the documentation)
@@ -112,11 +112,11 @@ If sudo is not configured (or even installed) you might have to use
 Now fire up Python and try importing the module to see if everything is fine.
 It should look similar to this::
 
-  Python 2.5.5 (r255:77872, Apr 21 2010, 08:44:16) 
-  [GCC 4.4.3] on linux2
-  Type "help", "copyright", "credits" or "license" for more information.
-  >>> import nibabel
-  >>>
 
+    Python 2.7.3 (v2.7.3:70274d53c1dd, Apr  9 2012, 20:52:43)
+    [GCC 4.2.1 (Apple Inc. build 5666) (dot 3)] on darwin
+    Type "help", "copyright", "credits" or "license" for more information.
+    >>> import nibabel
+    >>>
 
 .. include:: links_names.txt

nibabel/info.py

@@ -89,7 +89,7 @@
 =======
 
 Nibabel is licensed under the terms of the MIT license. Some code included with
-nibabel is licensed under the BSD license.  Please the COPYING file in the
+nibabel is licensed under the BSD license.  Please see the COPYING file in the
 nibabel distribution.
 """